Electronics and Communication Engineering (ECE) Questions and Answers

If 1 and 3 are the eigenvalues of a square matrix A then A³ is equal to
a)
13 (A - I₂ )
b)
13A - 12 I₂
c)
12 (A - I₂)
d)
None of these
Correct answer is option 'B'. Can you explain this answer?

Pradeep Yadav answered • 14 minutes ago

B

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Nihar Gowda asked a question

An n bit ADC using V_r as reference has a resolution (in volts) of
a)
b)
V_r(n)
c)
d)
2V_r(n)
Correct answer is option 'C'. Can you explain this answer?

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A message signal m(t) = 4 cos2πx 10⁴ t is used to generate an FM signal. Determine the minimum
value of (Δf)_max so that modulation efficiency is 100%.
a)
24 KHz
b)
55 KHz
c)
40 KHz
d)
4 KHz
Correct answer is option 'A'. Can you explain this answer?

Tanvi Ahuja answered • 3 days ago

Understanding Modulation Efficiency
Modulation efficiency in frequency modulation (FM) relates the power of the modulating signal to the power of the total transmitted signal. For 100% modulation efficiency, the maximum frequency deviation must be sufficient to encompass the modulating signal's frequency.
Given Signal
- The message signal is m(t) = 4 cos(2π x 10^4 t).<... more

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Swara Sen asked a question

The ratio of number of male and female journalists in a newspaper office is 5:4. The newspaper has two sections, political and sports. If 30 percent of the male journalists and 40 percent of the female journalists are covering political news, what percentage of the journalists (approx.) in the newspaper is currently involved in sports reporting?
a)
60 percent
b)
65 percent
c)
70 percent
d)
None of the above
Correct answer is option 'B'. Can you explain this answer?

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Shivani Basu asked a question

Coning plume occurs under which conditions?
a)
Super adiabatic
b)
Sub adiabatic
c)
Neutral
d)
Inversion
Correct answer is option 'B'. Can you explain this answer?

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Vishnu Venukuttan asked a question

A non-inverting op-amp is shown below {assume ideal op-amp}. For
V_in= (2 + Sin 100t) Volt

The output voltage V₀ for an input
a)
b)
2 Sin 100t
c)
3 Sin 100t
d)
Correct answer is option 'A'. Can you explain this answer?

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Manu Ashrit asked a question

A practical current source consists of
a)
An ideal current source in series with an impedance
b)
An ideal current source in parallel with an impedance
c)
An ideal current source with no impedance in series or in parallel
d)
An ideal current source with high impedance in series
Correct answer is option 'B'. Can you explain this answer?

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Deepak Roy asked a question

Consider the following pairs:

How many of the above pairs are correctly matched?
a)
Only one pair
b)
Only two pairs
c)
All three pairs
d)
None of the pairs
Correct answer is option 'C'. Can you explain this answer?

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Lata Gupta asked a question

Which of the following oceanic regions is the primary site of generation of new crust, hosting mineral resources and supporting unique ecosystems?
a)
Littoral region
b)
Continental Shelf
c)
Mid-oceanic ridges
d)
Continental rise
Correct answer is option 'C'. Can you explain this answer?

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Varsha Sharma asked a question

Who set up a madrasa at Calcutta in 1781 where Arabic and Persian were taught?
a)
Jonathan Duncan
b)
Alexander Duff
c)
Warren Hastings
d)
John Surman
Correct answer is option 'C'. Can you explain this answer?

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Suresh Patil asked a question

Who became famous by the pen-name of ‘Lokahitawadi’?
a)
G.H. Deshmukh
b)
Jotiba Phule
c)
Dada Bhai Nauroji
d)
Ishwar Chandra Vidyasagar
Correct answer is option 'A'. Can you explain this answer?

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Kavya Mehta asked a question

What has significantly influenced the ongoing unrest in Balochistan?
a)
Natural disasters
b)
Pakistan's internal politics
c)
Increased foreign tourism
d)
International trade agreements
Correct answer is option 'B'. Can you explain this answer?

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Nilanjan Chawla asked a question

What is the estimated value of the white hydrogen reserves discovered in the Moselle region of France?
a)
$46 trillion
b)
$50 trillion
c)
$100 trillion
d)
$92 trillion
Correct answer is option 'D'. Can you explain this answer?

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Anshul Chakraborty asked a question

Which of the following nations is NOT a member of the Five Eyes alliance?
a)
Canada
b)
New Zealand
c)
Australia
d)
Germany
Correct answer is option 'D'. Can you explain this answer?

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Anirudh Kulkarni asked a question

What is one of the main objectives of the Jan Vishwas Bill 2.0 announced by the Union government?
a)
To enhance the enforcement of existing laws
b)
To increase the number of criminal laws in India
c)
To decriminalize minor infractions
d)
To impose stricter penalties for trivial offenses
Correct answer is option 'C'. Can you explain this answer?

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Akshat Datta asked a question

What is one of the primary strategies suggested for enhancing drug trafficking prevention?
a)
Focus only on rehabilitation without addressing law enforcement
b)
Limit drug education programs to high school students only
c)
Strengthen operations against major traffickers and improve coastal and border security
d)
Increase public awareness campaigns solely in urban areas
Correct answer is option 'C'. Can you explain this answer?

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Sarthak Kulkarni asked a question

Which initiative aims to combat drug abuse among youth through educational programs?
a)
Nasha Mukt Bharat Abhiyan
b)
International Collaboration
c)
Enhanced Law Enforcement
d)
Public Awareness Campaigns
Correct answer is option 'D'. Can you explain this answer?

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Anmol Roy asked a question

What percentage of NDPS cases in Kerala are related to possession rather than trafficking?
a)
6%
b)
94%
c)
50%
d)
75%
Correct answer is option 'B'. Can you explain this answer?

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Sahil Chawla asked a question

What demographic has seen a rise in drug use in Kerala?
a)
University students
b)
Elderly population
c)
Children under 12
d)
Middle-aged adults
Correct answer is option 'A'. Can you explain this answer?

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Janhavi Datta asked a question

Which group has notably increased the accessibility of drugs in Kerala?
a)
Local farmers
b)
Darknet and courier services
c)
Government agencies
d)
Educational institutions
Correct answer is option 'B'. Can you explain this answer?

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Sakshi Basak asked a question

What has been a significant concern regarding drug use in Kerala in recent years?
a)
Rise in traditional herbal medicine consumption
b)
Increase in drug trafficking through coastal routes
c)
Decrease in synthetic drug usage
d)
Reduced accessibility to online drug marketplaces
Correct answer is option 'B'. Can you explain this answer?

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Harsh Raj asked a question

Which factor was not responsible for the rise of Haider Ali, the ruler of Mysore?
a)
The Anglo-French rivalry
b)
The defeat of the Marathas at Panipat(1761)
c)
The weakness of the Nizam of Hyderabad
d)
None of these
Correct answer is option 'D'. Can you explain this answer?

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Shaik Abbas asked a question

Total revenues are Rs. 1800 crores. Overall profit margin is 10%. The division with the largest revenue has the least profit margin but not the least profits. The division with the profit margin higher than all others generates the least profit. Exactly one division has the same profit margin as the overall Company. Company D generates more profits than Company E.
Q. What was the profit margin for company B?
a)
8.33%
b)
12.5%
c)
11.11%
d)
12.33%
Correct answer is option 'C'. Can you explain this answer?

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Avik Mehra asked a question

Which of the following is NOT a windows application?
a)
Notepad
b)
Calculator
c)
WordPad
d)
Tweetbot
Correct answer is option 'D'. Can you explain this answer?

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Pushpendra Yadav asked a question

Consider the following statements:
Statement-I:
The light from the nearest star travelling at the speed of light, i.e., 186,000 miles per second, takes approximately 6 years to reach Earth.
Statement-II:
Neptune is much colder than Earth due to its distance from the Sun.
Which one of the following is correct in respect of the above statements?
a)
Both Statement-I and Statement-II are correct and Statement-II explains Statement-I
b)
Both Statement-I and Statement-II are correct, but Statement-II does not explain Statement-I
c)
Statement-I is correct, but Statement-II is incorrect
d)
Statement-I is incorrect, but Statement-II is correct
Correct answer is option 'D'. Can you explain this answer?

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J3rry asked a question

Traders A and B buy two goods for Rs. 1000 and Rs. 2000 respectively. Trader A marks his goods up by x%, while trader B marks his goods up by 2x% and offers a discount of x%. If both make the same non-zero profit, find x.
a)
25%
b)
12.5%
c)
37.5%
d)
40%
Correct answer is option 'A'. Can you explain this answer?

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Keerthi Spandana N asked a question

Anil buys 12 toys and labels each with the same selling price. He sells 8 toys initially at 20% discount on the labeled price. Then he sells the remaining 4 toys at an additional 25% discount on the discounted price. Thus, he gets a total of Rs 2112, and makes a 10% profit. With no discounts, his percentage of profit would have been
a)
55
b)
60
c)
54
d)
50
Correct answer is option 'D'. Can you explain this answer?

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Bijoy Joshi asked a question

In a group of people, 28% of the members are young while the rest are old. If 65% of the members are literates, and 25% of the literates are young, then the percentage of old people among the illiterates is nearest to

a)
62

b)
55

c)
66

d)
59

Correct answer is option 'C'. Can you explain this answer?

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Bibek Mukherjee asked a question

AM radio signal is an example for __________
a)
y (t) = a x (t)
b)
y (t) = x₁ (t) + x₂ (t)
c)
y (t) = x₁(t) * x₂ (t)
d)
y (t) = -x(t)
Correct answer is option 'C'. Can you explain this answer?

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Debanshi Nair asked a question

Which of the following is an example of amplitude scaling?
a)
Electronic amplifier
b)
Electronic attenuator
c)
Both amplifier and attenuator
d)
Adder
Correct answer is option 'C'. Can you explain this answer?

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Arjun Patel asked a question

Fresh fruits contain 75% while dry fruits contain 20% water. If the weight of dry fruits is 300 kg, what was its total weight when it was fresh?
a)
900kg
b)
850kg
c)
920kg
d)
960kg
Correct answer is option 'D'. Can you explain this answer?

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Jyoti Nair asked a question

Each of the 10 persons namely A, Q, R, Z, M, N, P, B, K and L are wearing a shirt. The colour of each shirt is one out of blue, green and red. There are ten chairs placed in a row. The chairs are consecutively numbered 1, 2, 3, 4...9 and 10 from left to right in that order. These ten persons have to sit on the chairs such that there is only one person in each chair. The number of persons wearing a green and a blue shirt is 2 and 3 respectively.
Additional Information:
1. No two persons wearing blue shirts sit on consecutively numbered chairs.
2. Among the persons wearing red shirts, exactly three persons always are sitting together while the remaining two never.
3. A person wearing a blue shirt and a person wearing a green shirt never is sitting on consecutively numbered chairs.
4. A person wearing a green shirt cannot sit on chairs numbered 2 or 9.
5. Persons wearing red shirts are not sitting at extreme ends.
The following table provides information about the six different seating arrangements namely I, II, III, IV, V and VI of the ten persons done by Mr. Crazy. He observed that out of all the seating arrangements done by him, there is one arrangement that is not consistent with the information stated under "Additional Information".
Q. Which of the arrangements done by Mr. Crazy is not consistent with the information stated under "Additional Information"?
... more

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Manoj Kumar asked a question

What is the fire demand of the city of 1lakh population by Buston’s formula?
a)
5663
b)
56630
c)
566300
d)
5663000
Correct answer is option 'B'. Can you explain this answer?

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Rohan Datta asked a question

Directions to Solve

Each of these questions given below contains three elements. These elements may or may not have some inter linkage. Each group of elements may fit into one of these diagrams at (A), (B), (C), (D) and/or (E). You have to indicate the group of elements which correctly fits into the diagrams.
Question -
Which of the following diagrams indicates the best relation between India, Haryana and World ?
a)
b)
c)
d)
Correct answer is option 'D'. Can you explain this answer?

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Wonder Guys asked a question

An LTI system is causal if and only if
a)
h(t) = 0 for t < 0
b)
h(t) is finite for 0 < t < ∞
c)
h(t) is finite for t < 0
d)
h(t) is non-zero for all t
Correct answer is option 'A'. Can you explain this answer?

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Palak Saini asked a question

What is the main criticism of the existing criteria for classifying Scheduled Tribes in India?
a)
They are based solely on geographical isolation.
b)
They fail to reflect the diversity and historical context of various communities.
c)
They are too complex and difficult to implement.
d)
They include too many communities within the classification.
Correct answer is option 'B'. Can you explain this answer?

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Arnab Saini asked a question

Which of the following states is the largest producer of wheat in India, contributing approximately 31.77% of the national output?
a)
Madhya Pradesh
b)
Uttar Pradesh
c)
Haryana
d)
Punjab
Correct answer is option 'B'. Can you explain this answer?

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Varun Mukherjee asked a question

What is the duration of the All-India Contest for PM-YUVA 3.0?
a)
From 11 March 2025 to 10 April 2025
b)
From 1 April 2025 to 30 April 2025
c)
From 1 March 2025 to 31 March 2025
d)
From 5 April 2025 to 5 May 2025
Correct answer is option 'A'. Can you explain this answer?

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Aditya Jain asked a question

What is the primary objective of the PM-YUVA 3.0 scheme launched by the Ministry of Education in India?
a)
To create a national book festival every year
b)
To mentor young authors under the age of 30
c)
To celebrate established authors in Indian history
d)
To promote international literature and authors
Correct answer is option 'B'. Can you explain this answer?

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Partho Jain asked a question

What significant recognition has Kanger Valley National Park recently received?
a)
It has become a UNESCO Biosphere Reserve.
b)
It has been declared a national park.
c)
It has been added to the tentative list of UNESCO World Heritage Sites.
d)
It has been designated as a wildlife sanctuary.
Correct answer is option 'C'. Can you explain this answer?

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Nilesh Kapoor asked a question

What is the significance of March 14 in relation to Pi Day?
a)
It corresponds to the value of Pi (3.14).
b)
It is the birthday of a famous mathematician.
c)
It marks the end of the mathematical year.
d)
It is the date when Pi was first discovered.
Correct answer is option 'A'. Can you explain this answer?

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Siddharth Bajaj asked a question

What issue has prompted the Election Commission of India to initiate discussions with political parties regarding electoral reforms?
a)
Reduction of government spending on elections
b)
New technological advancements in voting
c)
Concerns over electoral integrity and transparency
d)
Increase in voter turnout
Correct answer is option 'C'. Can you explain this answer?

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Aditi Sarkar asked a question

What drives many Indians to seek opportunities abroad despite the country's economic growth?
a)
A lack of education in India
b)
The pursuit of better job opportunities and economic stability
c)
The desire to escape political instability
d)
The influence of family and friends already living abroad
Correct answer is option 'B'. Can you explain this answer?

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Rounak Saini asked a question

What is the primary objective of the Shishtachar Squads established by the Delhi Police?
a)
To enforce environmental regulations
b)
To assist in the management of public transportation
c)
To conduct traffic management in urban areas
d)
To combat harassment and enhance the safety of women in public spaces
Correct answer is option 'D'. Can you explain this answer?

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Swati Dasgupta asked a question

What has been the percentage reduction in rail fractures in Indian Railways from 2013-14 to 2024?
a)
50%
b)
75%
c)
92%
d)
91%
Correct answer is option 'D'. Can you explain this answer?

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Gowri Singh asked a question

What significant change in train accidents was announced by the Union Railway Minister Ashwini Vaishnaw?
a)
No change in the number of accidents
b)
An increase in accidents over the years
c)
A decrease in accidents by 50% since 2005-06
d)
A decrease in accidents by 90% since 2005-06
Correct answer is option 'D'. Can you explain this answer?

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Falak Kapoor asked a question

What is the number in the unit place of the number (129)⁵⁸?
a)
1
b)
2
c)
4
d)
9
e)
None of these
Correct answer is option 'A'. Can you explain this answer?

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Prateek Mehta asked a question

Dadabhai Naoroji first put forward his Theory of Drain of Wealth in his paper
a)
Poverty and Un-British Rule in India.
b)
England‘s Debt to India.
c)
On the Commerce of India.
d)
The Wants and Means of India.
Correct answer is option 'B'. Can you explain this answer?

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Brindha M asked a question

Why was ‘Economic Drain’ peculiar to British rule?
a)
Britain had the maximum number of colonies in the world.
b)
India got no adequate economic return for the wealth and resources it exported to Britain.
c)
Most Indian governments spent revenue extracted from the people inside the country.
d)
Both (b) and (c).
Correct answer is option 'B'. Can you explain this answer?

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Gowthami Dhakshnamoorthy asked a question

Q(6-10) Study the Pie Chart and answer the following questions
If the ratio of Vanilla Cakes sold to Chocolate Cakes sold on Monday is 2:1 and the ratio of Selling Price of Vanilla Cake to Chocolate Cake is the 1:4, total amount earned by him on Monday is Rs.9660 then what is the rate of One Vanilla Cake?
a)
Rs 4
b)
Rs 5
c)
Rs 10
d)
Rs 20
e)
None
Correct answer is option 'B'. Can you explain this answer?

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Devanshi Shah asked a question

If cosec θ = x + 1/4x, then the value of cosec θ + cot θ is:
a)
-2x
b)
2x
c)
1/2x
d)
−1/2x
Correct answer is option 'B'. Can you explain this answer?

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Neha Sikarwar asked a question

If in a row, there are 23 persons, then find the position of the person exactly in the middle?
a)
12^th
b)
11^th
c)
10^th
d)
14^th
e)
None of these
Correct answer is option 'A'. Can you explain this answer?

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Afrin Fathima asked a question

The Swadeshi movement that spanned over several decades in India
1. Followed ‘moderate’ methods as well as boycotts of institutions.
2. Was also called the Vande Mataram movement.
3. Was based on Gandhian ideals.
Select the correct answer using the codes below.
a)
1 and 2 only
b)
1, 2 and 3
c)
1 only
d)
2 and 3 only
Correct answer is option 'B'. Can you explain this answer?

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Divakaran Gkd asked a question

Which of the following about the partition of Bengal is incorrect?
a)
Curzon ordered it.
b)
All India Muslim League supported the division of Bengal.
c)
It was annulled after the First World War ended.
d)
The Programme of Swadeshi was adopted to protest against the division.
Correct answer is option 'C'. Can you explain this answer?

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Sangram Sarkar asked a question

The most significant primary gaseous pollutant, found in vehicular emissions, is
a)
CO
b)
CO₂
c)
SO₂
d)
O₃
Correct answer is option 'A'. Can you explain this answer?

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Abhinav Singh asked a question

Consider the following statements about the archaeological sites:
1. Amri is located south of Mohenjo-daro in Pakistan and was excavated by Jean-Marie Casal.
2. Balakot, discovered by Robert Raikes, is situated near the middle of the Khurkera plain on the southeastern side of the Las Bela Valley.
3. Desalpur was a fortified township built of dressed stone with mud filling inside, discovered by P. P Pandya and MA Dhakey.
Which of the statements given above is/are correct?
a)
1 Only
b)
1 and 2 Only
c)
1, 2 and 3
d)
1 and 3 Only
Correct answer is option 'D'. Can you explain this answer?

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Anushka Menon asked a question

Directions to Solve
In each of the following questions, choose the correct mirror images of the given image of the Fig.(X) from amongst the four alternatives (1), (2), (3) and (4) given along with it.
Question -

Choose the correct mirror image of the given figure (X) from amongst the four alternatives.
(X) (1) (2) (3) (4)

a)
1
b)
2
c)
3
d)
4
Correct answer is option 'C'. Can you explain this answer?

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Nilesh Jain asked a question

What is the primary aim of the Ayushman Bharat Pradhan Mantri Jan Arogya Yojana (AB-PMJAY) in the context of India's health care system?
a)
To eliminate out-of-pocket expenditures for all medical services
b)
To enhance the role of primary health care (PH
c)
To strengthen community-based preventive care
d)
To provide reimbursement for hospitalization expenses
Correct answer is option 'D'. Can you explain this answer?

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Nilotpal Das asked a question

What is the primary goal of the Saksham Anganwadi and POSHAN 2.0 initiatives?
a)
To increase employment opportunities for women
b)
To combat malnutrition and improve early childhood care
c)
To provide financial support for the elderly
d)
To enhance urban food distribution systems
Correct answer is option 'B'. Can you explain this answer?

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Vaibhav Choudhary asked a question

What principle has the Supreme Court of India emphasized in its judgments regarding language rights?
a)
Exclusive use of regional languages
b)
Linguistic secularism
c)
Promotion of English as the national language
d)
Linguistic dominance of Hindi
Correct answer is option 'B'. Can you explain this answer?

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Pranab Banerjee asked a question

What is the primary goal of the government's incentive policy for electronic components manufacturing in India?
a)
To reduce the production cost of smartphones
b)
To decrease the number of electronic imports
c)
To improve domestic value addition
d)
To enhance international collaborations in technology
Correct answer is option 'C'. Can you explain this answer?

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Parth Patel asked a question

What recent change in gold import duty was introduced in the Budget 2024 to combat smuggling?
a)
Increased from 6% to 10%
b)
Reduced from 15% to 6%
c)
Increased from 10% to 15%
d)
Maintained at 15%
Correct answer is option 'B'. Can you explain this answer?

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Sarthak Menon asked a question

Which country is the largest source of gold imports for India, accounting for 40% of its total gold imports?
a)
Australia
b)
UAE
c)
Switzerland
d)
South Africa
Correct answer is option 'C'. Can you explain this answer?

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Jaideep Malik asked a question

Which section of the Customs Act, 1962 can lead to imprisonment of up to 7 years for illegal gold imports if the smuggled goods exceed a certain value?
a)
Section 111
b)
Section 135
c)
Section 112
d)
Section 142
Correct answer is option 'B'. Can you explain this answer?

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Abhay Banerjee asked a question

What is the maximum duty-free allowance of gold that Indian men can bring when returning from abroad?
a)
20 grams
b)
10 grams
c)
40 grams
d)
30 grams
Correct answer is option 'A'. Can you explain this answer?

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Kirti Sharma asked a question

What is one of the primary laws regulating gold smuggling in India?
a)
The Foreign Trade Act, 1992
b)
The Income Tax Act, 1961
c)
The Customs Act, 1962
d)
The Gold Control Act, 1968
Correct answer is option 'C'. Can you explain this answer?

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Gitali Kumawat asked a question

Find the wrong number in the given series
1, 125, 729, 2177
a)
1
b)
125
c)
729
d)
2177
Correct answer is option 'D'. Can you explain this answer?

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Disha Joshi asked a question

Each of the 10 persons namely A, Q, R, Z, M, N, P, B, K and L are wearing a shirt. The colour of each shirt is one out of blue, green and red. There are ten chairs placed in a row. The chairs are consecutively numbered 1, 2, 3, 4...9 and 10 from left to right in that order. These ten persons have to sit on the chairs such that there is only one person in each chair. The number of persons wearing a green and a blue shirt is 2 and 3 respectively.
Additional Information:
1. No two persons wearing blue shirts sit on consecutively numbered chairs.
2. Among the persons wearing red shirts, exactly three persons always are sitting together while the remaining two never.
3. A person wearing a blue shirt and a person wearing a green shirt never is sitting on consecutively numbered chairs.
4. A person wearing a green shirt cannot sit on chairs numbered 2 or 9.
5. Persons wearing red shirts are not sitting at extreme ends.
The following table provides information about the six different seating arrangements namely I, II, III, IV, V and VI of the ten persons done by Mr. Crazy. He observed that out of all the seating arrangements done by him, there is one arrangement that is not consistent with the information stated under "Additional Information".
Q. Which of the following persons is wearing a blue shirt?
... more

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Mansi Kulkarni asked a question

Directions: Study the following graph carefully and answer the questions given below:
Production (in Lakhs) of Widgets & Percentage defect over the years in five factories A, B, C, D, E.

Q. The average number of widgets that were produced in the year 2002 formed what percent of the widgets that were produced in the year 2006?
a)
94%
b)
90%
c)
85%
d)
99%
Correct answer is option 'A'. Can you explain this answer?

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Bannappa Nachwar asked a question

The graph of a network has N number of nodes and B is the number of branches in it.
Match the List -I and List-II and select the correct answer using the codes given below the lists:

a)
a
b)
b
c)
c
d)
d
Correct answer is option 'C'. Can you explain this answer?

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Pooja Garode asked a question

For the idealized full wave rectifier system the average and rms value of the voltage is
a)
b)
c)
d)
Correct answer is option 'C'. Can you explain this answer?

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Avik Chaudhary asked a question

The Norton theorem reduces a circuit to which of the following circuits?
a)
A current source only
b)
A current source with an impedance in parallel
c)
A current source with an impedance in series
d)
A voltage source only
Correct answer is option 'B'. Can you explain this answer?

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Akash Choudhary asked a question

Consider the following statements regarding the proposals of the Cripps Mission.
1. An Indian Union with a dominion status would be set up.
2. After the end of the war, a constituent assembly would be convened with all the members elected by the provincial assemblies.
3. Defence of India would remain in British hands.
Which of the above statements is/are correct?
a)
1, 2
b)
2, 3
c)
1, 3
d)
1, 2, 3
Correct answer is option 'C'. Can you explain this answer?

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Pavi Ganesh asked a question

Consider the following statements about the Harappan Civilization:
1. The Harappan Civilization was discovered first in the modern site of Mohenjo-Daro in Sindh, Pakistan.
2. The civilization extended from Jammu in the north to the Daimabad in the south.
3. Harappa and Mohenjo-Daro were connected by the Ganges River.
How many of the statements given above are correct?
a)
Only two
b)
Only one
c)
All three
d)
None
Correct answer is option 'B'. Can you explain this answer?

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Jithin Choudhury asked a question

What is the primary purpose of linking Aadhaar numbers with the Electors Photo Identity Card (EPIC)?
a)
To provide financial support to voters during elections
b)
To enhance the integrity of electoral processes and eliminate duplicate registrations
c)
To improve the aesthetic design of voter ID cards
d)
To allow voters to vote without being registered
Correct answer is option 'B'. Can you explain this answer?

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Mihir Kulkarni asked a question

Directions: Read the table given below and answer the questions accordingly.
Shares traded in Chandigarh, Punjab, Haryana (In Rupees)
Q. High for Chandigarh for BIRLA form what percent of the High for BIRLA for Punjab and Haryana combined?
a)
50%
b)
44%
c)
40%
d)
55%
Correct answer is option 'A'. Can you explain this answer?

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Kajal Bajaj asked a question

A is thrice as good a work man as B and takes 10 days less to do a piece of work than B takes. The number of days taken by B to finish the work is:
a)
9
b)
18
c)
15
d)
12
Correct answer is option 'C'. Can you explain this answer?

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Naina Singh asked a question

Concerning the Khilafat movement, consider the following statements:
1. One of the causes of this movement was the Treaty of Sevres (August 1920), which gave parts of the Turkish homeland to Greece and other non-Muslim powers.
2. The movement collapsed when Mustafa Kemal Ataturk abolished the caliphate altogether in 1924.
Which of the above statement(s) is/are correct?
a)
1 only
b)
2 only
c)
Both 1 and 2
d)
None of the above
Correct answer is option 'C'. Can you explain this answer?

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Manisha Singh asked a question

Consider the following about the Khilafat Movement.
1. Maulana Abul Kalam Azad initiated it.
2. It demanded that Khalifa retain control over the Muslim sacred places in the erstwhile Ottoman Empire.
3. Congress boycotted the movement due to its violent moorings.
Select the correct answer using the codes below,
a)
1 and 2 only
b)
2 and 3 only
c)
2 only
d)
1 and 3 only
Correct answer is option 'A'. Can you explain this answer?

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Vishwanath asked a question

A system has transfer function (5 - S)/(5 + S). It is a _______
a)
low pass system
b)
high pass system
c)
band pass system
d)
all pass system
Correct answer is option 'D'. Can you explain this answer?

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Asusutosh Guru asked a question

A system with pole at -1 +j had settling time as 3 secs. If the pole shifted to -2+3j the settling time is _________ sec
a)
1.2
b)
1.5
c)
1.3
d)
1.4
Correct answer is option 'B'. Can you explain this answer?

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Karthik Shenoy asked a question

The circuit shown below is the
a)
Full adder
b)
Full subtractor
c)
Parity checker
d)
None of these
Correct answer is option 'A'. Can you explain this answer?

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Kapil Kumar asked a question

In a series RL circuit, 12 V rms is measured across the resistor, and 14 V rms is measured across the inductor. The peak value of the source voltage is
a)
18.4 V
b)

26.0 V
c)
2 V
d)
20 V
Correct answer is option 'B'. Can you explain this answer?

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Narendra Kumar Chaurasiy asked a question

A series RLC circuit has bandwidth as 1000 Hz with R = 10 Ω. If the resistance ‘R’ increased to 20 Ω, then the bandwidth of
a)
1000 Hz
b)
2000 Hz
c)
500 Hz
d)
250 Hz
Correct answer is option 'B'. Can you explain this answer?

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Medha Nair asked a question

Consider the following statements about the Civil Disobedience Movement:
1. The movement officially was not approved by Congress before its launch.
2. 26th January as Independence Day all over the country was decided during the Civil Disobedience Movement.
3. All the Round Table Conferences between the British government and Indian leaders followed only after this movement.
4. The movement was withdrawn because of violence.
Choose the correct answer using the codes below.
a)
1 and 2 only
b)
1 and 4 only
c)
2 and 4 only
d)
1 and 3 only
Correct answer is option 'C'. Can you explain this answer?

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Prateek Mehra asked a question

The maximum voltage across capacitor would be
a)
3200 V
b)
3 V
c)
-3 V
d)
1600 V
Correct answer is option 'A'. Can you explain this answer?

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Harshitha Pillai asked a question

In a class of 60, along with English as a common subject, students can opt to major in Mathematics, Physics, Biology or a combination of any two. 6 students major in both Mathematics and Physics, 15 major in both Physics and Biology, but no one majors in both Mathematics and Biology. In an English test, the average mark scored by students majoring in Mathematics is 45 and that of students majoring in Biology is 60. However, the combined average mark in English, of students of these two majors, is 50. What is the maximum possible number of students who major ONLY in Physics?

... more

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Sushant Mehta asked a question

Twelve 6Ω resistor are used as edge to form a cube. The resistance between two diagonally opposite corner of the cube is
a)
5/6 Ω
b)
6/5 Ω
c)
5 Ω
d)
6Ω
Correct answer is option 'C'. Can you explain this answer?

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Sulagna Resma asked a question

A work is done by 30 workers not all of them have the same capacity to work. Every day exactly 2 workers, do the work with no pair of workers working together twice. Even after all possible pairs have worked once, all the workers together works for six more days to finish the work. Find the number of days in which all the workers together will finish the work?
a)
22 days
b)
20 days
c)
24 days
d)
35 days
e)
32 days
Correct answer is option 'D'. Can you explain this answer?

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Ishaan Shah asked a question

Kiran can do a work in 20 days, while Karan can do the same work in 25 days. They started the work jointly. Few days later Suman also joined them and thus all of them completed the whole work in 10 days. All of them were paid total Rs.1000. What is the share of Suman?
a)
200
b)
400
c)
100
d)
300
e)
500
Correct answer is option 'C'. Can you explain this answer?

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Tejashwini asked a question

The term yavanika meant
a)
foreign goods
b)
dancer
c)
curtain
d)
theatre
Correct answer is option 'C'. Can you explain this answer?

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Aniket Mehta asked a question

What is the primary objective of the PM-YUVA 3.0 scheme?
a)
To promote digital literacy among youth
b)
To develop a new generation of writers who can explore and articulate aspects of India's history and culture
c)
To provide financial aid for higher education in literature
d)
To increase the number of authors publishing in English
Correct answer is option 'B'. Can you explain this answer?

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Ashwin Desai asked a question

What is the primary purpose of designating Madhav National Park as a tiger reserve?
a)
To establish a new national park for recreational purposes
b)
To promote hunting activities in the region
c)
To increase the number of tourist attractions in Madhya Pradesh
d)
To enhance tiger conservation efforts
Correct answer is option 'D'. Can you explain this answer?

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Aniket Pillai asked a question

What is the primary goal of the Indian government's $1 billion investment in the creators' economy?
a)
To promote traditional job markets
b)
To reduce government funding for digital initiatives
c)
To enhance creators' skills and production quality
d)
To eliminate content creation on social media
Correct answer is option 'C'. Can you explain this answer?

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Dipanjan Ghosh asked a question

What is the primary habitat of the newly identified shrub species Uniyala keralensis?
a)
Open areas of the western mountain slopes
b)
Tropical rainforests
c)
Coastal wetlands
d)
Urban gardens
Correct answer is option 'A'. Can you explain this answer?

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Anshul Kumar asked a question

What was the primary charge against former Philippines President Rodrigo Duterte when he faced the International Criminal Court?
a)
Corruption and embezzlement
b)
Treason and sedition
c)
Electoral fraud
d)
Crimes against humanity
Correct answer is option 'D'. Can you explain this answer?

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Tanishq Nair asked a question

What is the primary objective of the North East Center for Technology Application and Reach (NECTAR)?
a)
To promote advanced technologies for development in the northeastern region of India
b)
To merge various governmental missions unrelated to technology
c)
To focus solely on telemedicine applications
d)
To establish a permanent campus in Delhi
Correct answer is option 'A'. Can you explain this answer?

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Simran Dasgupta asked a question

What is the primary role of the Assam Rifles in northeastern India?
a)
Providing disaster relief
b)
Conducting counterinsurgency operations
c)
Engaging in international peacekeeping missions
d)
Protecting cultural heritage sites
Correct answer is option 'B'. Can you explain this answer?

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Muskaan Sen asked a question

What is the primary mode of transmission for melioidosis?
a)
Airborne transmission from infected individuals
b)
Direct contact with contaminated soil, air, or water
c)
Consumption of contaminated food products
d)
Through bites from infected animals
Correct answer is option 'B'. Can you explain this answer?

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Arya Menon asked a question

What is the primary cause of melioidosis?
a)
Burkholderia pseudomallei
b)
Streptococcus pneumoniae
c)
Mycobacterium tuberculosis
d)
Escherichia coli
Correct answer is option 'A'. Can you explain this answer?

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	BEL Trainee Engineer Electronics Mock Test Series 2025
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	Signals and System (Video Lectures for GATE)
	Electromagnetics (Video Lectures for GATE)
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