RRB Group D 2022-30-8-2022-1 RRB Question Paper

RRB Group D 2022 Question Papers

RRB Group D 2022-30-8-2022-1 RRB Questions

31.
Which of the following journals was published for the purpose of social-religious reforms among the Parsis in 1851?
A.
Bombay Herald
B.
Somaprakash
C.
Rast Goftar
D.
Bombay Post
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ANSWER :
C. Rast Goftar
32.

If the surface area of a sphere is 2124 4/7 cm², then what is the radius of that sphere? [Use π =\( \frac{22}{7} \)]

A.

14 cm

B.

12 cm

C.

11 cm

D.

13 cm

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ANSWER :

D. 13 cm

33.
The average age of a family of father, mother and 2 children is 26 years. If the sum of the ages of the father and the children is 62 years, find the age of the mother.
A.
42 years
B.
30 years
C.
26 years
D.
45 years
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ANSWER :
A. 42 years
34.
A chemical that contributes to the depletion of the ozone layer is:
A.
carbon tetrachloride
B.
methane
C.
phosphorus pentoxide
D.
chlorofluorocarbon
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ANSWER :
D. chlorofluorocarbon
35.
Which of the following statements is NOT a myth?
A.
If a girl looks at boys while menstruating, she becomes pregnant.
B.
Foods like chips and canned snacks are low in nutrition and should be avoided during adolescence/reproductive phase
C.
The mother is ultimately accountable for her child's sexual orientation.
D.
During menstruation, a girl should not be permitted to work in the kitchen.
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ANSWER :
B. Foods like chips and canned snacks are low in nutrition and should be avoided during adolescence/reproductive phase
36.
Find the LCM of 84, 105 and 140.
A.
240
B.
360
C.
420
D.
120
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ANSWER :
C. 420
37.
India Plastics Pact, a joint initiative between which trade organisation and World-Wide Fund for Nature-India (WWF India), was launched in September 2021?
A.
Confederation of Indian Industry
B.
Cellular Operators Association of India
C.
Engineering Exports Promotion Council
D.
Indian Association of Amusement Parks and Industries
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ANSWER :
A. Confederation of Indian Industry
38.

The refractive indices of mediums 1, 2 and 3 are 1.46, 1.65 and 1.31, respectively. If the speed of light in the mediums are v1, v2 and v3, respectively, which of the following relations between them is correct?

A.

v3 > v1 > v2

B.

v2 > v3 > v1

C.

v1 > v2 > v3

D.

v1 = v2 = v3

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ANSWER :

A. v3 > v1 > v2

39.
A dishonest shopkeeper pretends to sell his goods at cost price, but uses a false weight on which 984 gm is written but which actually weighs much less. Using this false weight the shopkeeper actually makes a gain of 23%. Find the actual measure of the weight used.
A.
900 gm
B.
800 gm
C.
850 gm
D.
935 gm
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ANSWER :
B. 800 gm
40.

Some functions of lymph are given below. Select the option with the correct functions.
a) Carries digested and absorbed fat from intestine
b) Carries CO2 to lungs
c) Carries RBCs to the lymph nodes
d) Drains excess fluid from extracellular space back into blood

A.

a and d

B.

c and d

C.

b and c

D.

a and b

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ANSWER :

A. a and d