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MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Electrical Engineering (EE) MCQ


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30 Questions MCQ Test - MP Vyapam Electrical - Sub Engineer Mock Test - 6

MP Vyapam Electrical - Sub Engineer Mock Test - 6 for Electrical Engineering (EE) 2024 is part of Electrical Engineering (EE) preparation. The MP Vyapam Electrical - Sub Engineer Mock Test - 6 questions and answers have been prepared according to the Electrical Engineering (EE) exam syllabus.The MP Vyapam Electrical - Sub Engineer Mock Test - 6 MCQs are made for Electrical Engineering (EE) 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for MP Vyapam Electrical - Sub Engineer Mock Test - 6 below.
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MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 1

Which of the following has the shortest wavelength?

Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 1

The correct answer is Gamma Rays.

Key Points

  • Gamma rays have the shortest wavelength and highest frequency (energy) in the electromagnetic spectrum.
  • They are electromagnetic waves with wavelengths in the range of 10-12m and frequencies around 1020- 1024 Hz.
  • They have a high penetrating power.
  • They are a result of decaying radioactive material and can also be found in outer space.
  • They are used in medical applications for sterilisation of equipment and cancer treatment.

Additional Information

  •  Other radiations in the Electromagnetic spectrum are:

MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 2

The theme for International Women's Day 2023 was _______.

Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 2

The correct answer is DigitALL: Innovation and technology for gender equality.

Key Points

  • International Women's Year was the name given in 1975 by the United Nations.
  • Since that year March 8 has been observed as International Women's Day.
  • United Nations Decade for Women was also established from 1976 to 1985.
  • The first UN World Conference on Women was held in Mexico City.
  • The theme for 2023: DigitALL: Innovation and technology for gender equality
  • The aim of the IWD 2023 #EmbraceEquity
  • Which highlights the importance of challenging biases and misconceptions in the interest of creating a more inclusive and gender-equal world.

Additional Information

  • List of Important Days/Events in March:​ 
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MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 3

NITI Aayog replaced planning commission during which of the following five year plan?

Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 3

The correct answer is Twelfth Five year plan

Key Points

  • Planning Commission was replaced by a new institution – NITI AAYYOG on January 1, 2015, with emphasis on ‘Bottom–Up’ approach to envisage the vision of Maximum Governance, Minimum Government, echoing the spirit of ‘Cooperative Federalism.
  • 12th Five-year plan was underway from 2012-2017.
  • Administrative Setup
    • Chairperson: Prime Minister
    • Vice-Chairperson: To be appointed by the Prime-Minister
    • Governing Council: Chief Ministers of all states and Lt. Governors of Union Territories.
    • Regional Council: To address specific regional issues, Comprising Chief Ministers and Lt. Governors Chaired by Prime Minister or his nominee.
    • Ad-hoc Membership: 2 members in ex-officio capacity from leading Research institutions on a rotational basis.
    • Ex-Officio membership: Maximum four from the Union council of ministers to be nominated by the Prime minister.
    • Chief Executive Officer: Appointed by Prime-minister for a fixed tenure, in rank of Secretary to Government of India.
    • Special Invitees: Experts, Specialists with domain knowledge nominated by Prime-minister.

Additional Information

MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 4
‘शिष्टता’ शब्द में कौन-सा प्रत्यय है?
Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 4

‘शिष्टता’ शब्द में प्रत्यय है - 'ता'

  • शिष्ट + ता = शिष्टता
  • ‘शिष्ट' मूलशब्द और 'ता’ प्रत्यय
  • अर्थ: शिष्ट होने की स्थिति, गुण या भाव, सज्जनता, सभ्यता

Key Points

  • प्रत्यय शब्द के अंत में जुड़ता है।

Additional Information कुछ महत्वपूर्ण प्रत्यय शब्द:-

  • ता - प्रसन्नता, सफलता, उत्कृष्टता, कुशलता।
  • आ - प्यासा, लेखा, फेरा, जोड़ा, प्रिया, मेला, ठंडा
  • इक - लौकिक, वार्षिक, सैनिक, ऐतिहासिक।
  • अक - लेखक, पाठक, कारक, गायक।
  • पन - अपनापन, मोटापन, कालापन, नीलापन।
  • इया - छलिया, जड़िया, बढ़िया, घटिया।
  • आई - लड़ाई, सिलाई, पढ़ाई, चढ़ाई।
MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 5

'मैं जानती था कि सुमन जरूर नृत्य करेगी ' वाक्य में कौन उपवाक्य है? 

Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 5

यहाँ कि के बाद सुमन है जो की संज्ञा है.

MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 6

Directions: In the following question, a sentence is given with a blank. You have to fill the blank with one of the words given as options in order to make the sentence contextually and grammatically correct.

The main Chinese motivation stems _______________ its desire to confine the debate within ASEAN-China framework.

Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 6

The correct phrasal verb with verb ‘stem’ is ‘stem from’.

Stem from: to be caused by (something or someone).

Ex: Most of her health problems stem from an accident she had when she was five.

Hence, option A is correct.

MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 7

Direction: In the following question, a sentence has been given in Active/Passive Voice. Out of the four alternative suggested, select the one which best expresses the same sentence in Passive/Active Voice.

He stole that watch

Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 7

Note :- Rule to make active voice of Simple Past Tense
We can say that ,
The above given sentence is given in Passive Voice :-
Use structure “subject + auxiliary + past participle + by + object”
That watch was stolen by him.
Hence , required sentence is option A .

MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 8

Which is used to produce artificial rain:

Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 8

Silver iodide (AgI) is used for artificial rain. To extend the rain, the chemical silver iodide (AgI) is sprayed into the clouds.

MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 9

For a body of weight 90 kg:

(i) the weight at height  of earth's surface is 40 kg.

(ii) the weight at depth  from earth's surface is 45 kg.

Choose the correct option:

Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 9

The weight of an object is determined by its mass and the strength of the gravitational field it is in. As the mass of an object remains constant, the weight of the object will change as the strength of the gravitational field changes. For a body of weight 90 kg, the weight at height  of earth's surface is 40 kg.

MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 10

Safety of a drug is determined by the degree between:

Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 10

The safety of a drug is determined by the degree between therapeutic and toxic doses.

Safety is determined by the degree between therapeutic and toxic doses. The Therapeutic Index ( TI ) is used to compare the therapeutically effective dose to the toxic dose of a pharmaceutical agent. The TI is a statement of the relative safety of a drug. It is the ratio of the dose that produces toxicity to the dose needed to produce the desired therapeutic response.

MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 11
What is the network of protein filaments that provides structural support to the cell?
Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 11
The cytoskeleton is a network of protein filaments that provides structural support to the cell, maintaining its shape. It is involved in intracellular transport, cell division, and cell movement. Recognizing the role of the cytoskeleton emphasizes its importance in maintaining cellular integrity and function.
MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 12
Malicious software is any program or file that is harmful to a computer user. Which of the following is malicious software?
Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 12

The correct answer is Malware.

Key Points

  • Malware, short for malicious software, is a blanket term for viruses, worms, trojans and other harmful computer programs hackers use to wreak destruction and gain access to sensitive information.
  • Malicious Software refers to any malicious program that causes harm to a computer system or network. Malicious Malware Software attacks a computer or network in the form of viruses, worms, trojans, spyware, adware or rootkits.
  • There are a number of different ways of categorizing malware:
    • A Worm is a standalone piece of malicious software that reproduces itself and spreads from computer to computer.
    • A Virus is a piece of computer code that inserts itself within the code of another standalone program, then forces that program to take malicious action and spread itself.
    • A trojan is a program that cannot reproduce itself but masquerades as something the user wants and tricks them into activating it so it can do its damage and spread.
MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 13
In MS-Excel, a formula starts with the _____ symbol.
Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 13

The correct answer is = (equal sign).

Key Points:

All the formulas in MS Excel started with an equal sign.

  • After an equal sign, one can add a formula or function.
  • For example, add values in cella A1 through A4, then type the whole equation after the equal sign.
    • = A1 + A2 + A3 + A4.
  • The ampersand operator (&) joins several strings into one string.
  • The dollar sign ($) is used for creating absolute references.
MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 14

Which of the following statement about first generation computers is false? 

Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 14

The correct answer is They used small number of transistors that emitted less amount of heat.

Key Points

  • They used small number of transistors that emitted less amount of heat, this statement about first-generation computers is false.
    • The generations of computers are characterized by a major technological development that fundamentally changed the way computers operate.
    • It results in the development of smaller, cheaper, more powerful, and more efficient and reliable devices.

Additional Information 

  • First Generation Computers (1940-1956)
    • The first computers used vacuum tubes for circuitry and magnetic drums for memory.
    • These were enormous in size, taking up entire rooms.
    • These computers were very expensive to operate.
    • In addition to using a great deal of electricity, the first computers generated a lot of heat, which was often the cause of malfunctions.
    • First-generation computers relied on machine language, the lowest-level programming language understood by computers to perform operations.
    • They could only solve one problem at a time.
    • It would take operators days or even weeks to set up a new problem and calculate.
    • However, they were the fastest-calculating device of their time.  
    • The input was based on punched cards and paper tape, and the output was displayed on printouts.
    • The UNIVAC and ENIAC computers are examples of first-generation computing devices.
    • The UNIVAC was the first commercial computer delivered to a business client, the U.S. Census Bureau in 1951.​
MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 15
The Linux OS was developed by Linus Torvalds in __________.
Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 15

The correct answer is "1991".


Key Points

  • Linux: Linux is a good example of an open-source operating system invented by Linus Torvalds in the year 1991.
  • Like any other kind of operating system, Linux also builds communication between the hardware and the software.
  • It comes with both Graphical User Interface and Command Line Interface. It is a very secure operating system.
  • So that malware and viruses cannot attack the operating system. It is very flexible and can be installed in desktop applications as well as server applications.
  • It is also multiprogramming and multitasking like other kinds of operating systems and as well as it supports multi-user.

Thus the correct answer is 1991.

Additional Information

  • MS-DOS: The full form of MS-DOS is Microsoft Disk Operating System. It was developed by Microsoft in the year 1980. The MS-DOS operating system uses  ​a command-based interface to interact with the users. It is referred to as a single-tasking operating system. The main job of the MS-DOS is to help the user to navigate open and modify files on their own computer system.
  • Windows: Microsoft first introduced its first GUI (Graphical User Interface) based operating system, named Microsoft Windows in the year 1983. Microsoft Windows can perform all the tasks just like an operating system does. It can execute multiple instructions at a time. It also made communication between the hardware and software. It is also multiprogramming and multitasking like other kinds of operating systems.
MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 16
One gigabyte (GB) is equal to ________ megabytes (MB) (in binary format).
Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 16

The correct answer is 1024.

Key Points

  • One gigabyte in the memory context of data storage comprises 1024 MB (megabyte) or 1 million bytes.
  • In SI units, it is written as 109. This is the most commonly used unit of storage in modern times.

Additional Information

  •  Unit Conversion Table:
    • 4 bit = 1 Nibble
    • 8 bit = 1 byte
    • 1 KB (kilobyte) = 1024 byte
    • 1 MB (megabyte) = 1024 KB
    • 1 GB (gigabyte) = 1024 MB
    • 1 TB (terabyte) = 1024 GB
    • 1 PB (petabyte) = 1024 TB
    • 1 XB (Exabyte) = 1024 PB
    • 1 ZB (zettabyte) = 1024 XB
    • 1 YB (yottabyte) = 1024 ZB
MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 17

The three equal circles touches each other externally. If the centres of these circles be A, B, C then ΔABC is ________

Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 17

The figure is as follows:

Assuming, the radius of circle be r.
Then,
AB = BC = CA = 2r
So, all the three sides are equal of the triangle.
△ABC is an equilateral triangle.
Hence, the required answer is equilateral triangleequilateral triangle.

MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 18

The diameter of a circle is half the side of a square whose area is 144 cm2. What is the area of the circle?

Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 18

Side of the square = √144 = 12 cm

So the answer = π × 3 × 3 = 9π cm

MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 19

If the voltage is reduced to half, the torque developed by an induction motor will be reduced to

Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 19

τ ∝ V2 in the induction motor. If voltage is half than torque must be ¼ times of original torque.

MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 20

The power factor of an AC circuit is given by-

Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 20
MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 21

After the starting winding is disconnected from the circuit the motor continues to run only on the-

Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 21
A single-phase motor cannot create a rotating magnetic field. It will just standstill and oscillate. To see this disconnect the start winding and you will see the motor will not startup. If you twist motor shaft with fingers it will run in whichever direction you twist. To self-start a single-phase motor one must create a rotating magnetic field on the stator. Two windings are used and the difference in impedance creates a phase delay in the magnetic fields produced by each winding allowing the motor to start.
MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 22

Which of the following statements pertains to resistor only?

Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 22
A resistor can dissipate desirable amount of power.

Hence, the correct option is (c).

MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 23

A network has 4 nodes and 3 independent loops. What is the number of branches in the network?

Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 23
Hence, the correct option is (B)
MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 24

The danger of electric shock is maximum _____

Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 24
Hence, the correct option is (C)
MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 25

The loop earth wire used shall not be of size less than_____.

Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 25
Hence, the correct option is (A)
MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 26

A 250Volt bulb passes a current of 0.3A. Calculate the power in the lamp.

Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 26
Here,

V = 250Volt and I = 0.3A.

P = V × I.

Which implies that,

P = 250 × 0.3

=75W.

Hence, the correct option is (A)

MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 27

Secondary emission occurs in-

Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 27
Secondary electron emission is the emission of free electrons from the metal surface, which occurs when the high-speed electrons or primary electrons hit the free electrons or secondary electrons in the metal.

Hence, the correct option is (C)

MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 28

The value of demand factor is-

Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 28
The word “demand” itself says the meaning of Demand Factor. The ratio of the maximum coincident demand of a system, or part of a system, to the total connected load of the system.
  • Demand Factor = Maximum demand / Total connected load

  • For example, an oversized motor 20 Kw drives a constant 15 Kw load whenever it is ON. The motor demand factor is then 15/20 =0.75= 75 %.

  • Demand Factor is expressed as a percentage (%) or in a ratio (less than 1).

  • Demand factor is always < =1.

Hence, the correct option is (A)

MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 29

...........motor is most suitable for push and pull action

Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 29
A cumulative compound motor has a fairly constant speed and good starting torque. Such motors are used where series characteristics are required, and the load is likely to be removed totally. These motors are used in driving machines which are subject to the sudden application of heavy loads; they are used in rolling mills, punching and shearing machines, mine-hoists etc.

Hence, the correct option is (D)

MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 30

For accomodating large numbers of Poles, which type of rotor is used.

Detailed Solution for MP Vyapam Electrical - Sub Engineer Mock Test - 6 - Question 30
Salient pole rotors are normally used for rotors with four or more poles.

A magnet pole that projects toward the armature of an electric machine — compare consequent pole.

Hence, the correct option is (B)

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