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RRB ALP & Technician Mock Test (English) - 13 - Railways MCQ


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30 Questions MCQ Test - RRB ALP & Technician Mock Test (English) - 13

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RRB ALP & Technician Mock Test (English) - 13 - Question 1

An aqueous solution with pH = zero is:

RRB ALP & Technician Mock Test (English) - 13 - Question 2

Present ages of X and Y are in the ratio 5:6 respectively. Seven years hence this ratio will become 6:7 respectively. What is X's present age in years?

Detailed Solution for RRB ALP & Technician Mock Test (English) - 13 - Question 2

Let the present ages of X and Y be 5x years and 6x years respectively.
Then, 5x + 7/6x + 7 = 6/7
⇒ 7(5x + 7) = 6(6x + 7)
⇒ x = 7
∴ X's present age = 5x = 35 years

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RRB ALP & Technician Mock Test (English) - 13 - Question 3

Find the same relationship among the four alternative numbers given under it.
Given set : (6, 13, 22)

RRB ALP & Technician Mock Test (English) - 13 - Question 4

OABC is a rhombus whose vertices A, B and C lie on a circle with centre at O. If radius of circle is 10cm. The area of the rhombus

Detailed Solution for RRB ALP & Technician Mock Test (English) - 13 - Question 4

If A, B, and C lie on the circle, O is the center of the circle, and the radius is 10 cm, then OA, OB, OC, AB, and BC must all measure 10 cm because OA, OB, and OC are all radii, and AB and BC are congruent because of congruent sides of a rhombus.
Hence, the area of the rhombus is twice the area of an equilateral triangle with sides that measure 10 cm.
The area of an equilateral triangle of side s is : 
Hence the area of the rhombus is

RRB ALP & Technician Mock Test (English) - 13 - Question 5
Graphite is a soft lubricant extremely difficult to melt. The reason for this anomalous behaviour is that graphite
RRB ALP & Technician Mock Test (English) - 13 - Question 6
An example of phylum Echinodermata is
RRB ALP & Technician Mock Test (English) - 13 - Question 7
Find the correct combination
Anil, introducing a girl in a party, said, " She is the wife of the grandson of my mother". How is Anil related to the girl?
RRB ALP & Technician Mock Test (English) - 13 - Question 8
The number of leap years from 1799 AD to 1902 AD is
Detailed Solution for RRB ALP & Technician Mock Test (English) - 13 - Question 8
Both 1800 AD and 1900 AD are not leap year. The number of leap years from 1804 AD to 1896 AD is 24
RRB ALP & Technician Mock Test (English) - 13 - Question 9
The idea 'omnis cellula e cellula'which means that all living cells arise from pre-existing cells,was given by
RRB ALP & Technician Mock Test (English) - 13 - Question 10
A white solid which is yellow when hot but changes to white again on cooling is
RRB ALP & Technician Mock Test (English) - 13 - Question 11
Choose the word which is least like the other words in the group.
RRB ALP & Technician Mock Test (English) - 13 - Question 12
Choose the word which is least like the other words in the group .
RRB ALP & Technician Mock Test (English) - 13 - Question 13
If CABLE = 96372 and RISK - 8415, what word is made by 37265 ?
RRB ALP & Technician Mock Test (English) - 13 - Question 14
If 'ish lto inm' stands for 'neat and tidy'; 'qpr inm sen' stands for 'small but neat' and 'hsm sen rso' stands for 'good but erratic', what would 'but' stand for ?
RRB ALP & Technician Mock Test (English) - 13 - Question 15
Complete the analogous pair.
Export : Earning :: Import : ?
RRB ALP & Technician Mock Test (English) - 13 - Question 16
What will be the compound interest acquired on a sum of Rs 12000 for 3 years at the rate of 10% p.a?
RRB ALP & Technician Mock Test (English) - 13 - Question 17
Which of the following statements about Polar vortices is/are correct?
RRB ALP & Technician Mock Test (English) - 13 - Question 18
Which among the following statements with reference to Aadhaar is INCORRECT?
RRB ALP & Technician Mock Test (English) - 13 - Question 19
Name the newly appointed director general of the National Investigation Agency (NIA).
RRB ALP & Technician Mock Test (English) - 13 - Question 20
The United Nations Framework Conventions on Climate Change (UNFCCC) is an international treaty drawn at:
RRB ALP & Technician Mock Test (English) - 13 - Question 21
The 11th Association of Southeast Asian Nations (ASEAN) Defense Ministers Meeting was held in which country?
RRB ALP & Technician Mock Test (English) - 13 - Question 22
Which insurance firm has launched the first ever micro-insurance plan ‘insurance khata’ targeting the under-served social sections with seasonal incomes?
RRB ALP & Technician Mock Test (English) - 13 - Question 23
Which day of the last week did Satish meet Kapil at Kapil's residence ?
I. Kapil was out of town from Monday to Wednesday. He returned on Thursday morning.
II. On Friday night Satish telephoned his friend to inform that only yesterday he had got approval of Kapil after personally explaining to him all the details.
The question given above has a problem and two statements giving certain information. You have to decide if the information given in the statements is sufficient for answering the problem. Indicate your answer as
RRB ALP & Technician Mock Test (English) - 13 - Question 24
A square field ABCD of side 90 m is so located that its diagonal AC is from north to south and the corner B is to the west of D. Rohan and Rahul start walking along the sides from B and C respectively in the clockwise and anticlockwise directions with speeds of 8 km/hr. Where shall they cross each other the second time ?
RRB ALP & Technician Mock Test (English) - 13 - Question 25
Who has recently been appointed to the post of Economic Relations Secretary in the Ministry of External Affairs?
RRB ALP & Technician Mock Test (English) - 13 - Question 26
That the earth is almost spherical in shape was first stated by
RRB ALP & Technician Mock Test (English) - 13 - Question 27

If (x + 2) (x - 5) (x - 6) (x - 1) = 144, then the values of x are:

Detailed Solution for RRB ALP & Technician Mock Test (English) - 13 - Question 27

[ x − 6 x + 2 ] [ x − 5 x + 1 ] = 144

(x2 − 4 x − 12)  (x2 − 4 x − 5)   = 144
Let x2 − 4 x = y
y − 12 y − 5 = 144

RRB ALP & Technician Mock Test (English) - 13 - Question 28

RRB ALP & Technician Mock Test (English) - 13 - Question 29
Which of the following is not a mosquito borne disease?
RRB ALP & Technician Mock Test (English) - 13 - Question 30

The value of the expression tan 1o . tan 2o . tan 3o … … tan 87o . tan 88o . tan 89o , is

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