RRB Group D 2018-17-9-2018-1 RRB Question Paper

RRB Group D 2018 Question Papers

RRB Group D 2018-17-9-2018-1 RRB Questions

31.
In which of the following processes is oxygen released into the air?
A.
Photosynthesis
B.
Respiration
C.
Transpiration
D.
Excretion
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ANSWER :
A. Photosynthesis
32.
In which of the following media does sound travel the fastest?
A.
Gases
B.
Vacuum
C.
Liquids
D.
Solids
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ANSWER :
D. Solids
33.

Which of the following is true?

A.

\( \frac{9}{16} \) <\( \frac{13}{24} \)

B.

\( \frac{9}{16} \) = \( \frac{13}{24} \)

C.

\( \frac{9}{16} \)>\( \frac{13}{24} \)

D.

\( \frac{9}{16} \)<\( \frac{13}{24} \)

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ANSWER :

C.\( \frac{9}{16} \)>\( \frac{13}{24} \)

34.
In physics, work done is defined as:
A.
A force has acted on an object without causing displacement of it.
B.
Object is displaced
C.
A force has acted on the object
D.
All of the above
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ANSWER :
A. A force has acted on an object without causing displacement of it.
35.
Which of the following illustrates Newton’s third law of motion?
A.
When a bus starts suddenly, the passengers receive a backward jerk
B.
While catching a fast-moving cricket ball, the fielder gradually pulls his hand backwards with the moving ball.
C.
The launching of a rocket
D.
When we stop pedalling, the bicycle slows down.
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ANSWER :
C. The launching of a rocket
36.
A committee under the chairmanship of Uday Kotak was constituted in 2017 to improve efficiency in:
A.
customer satisfaction
B.
labour management relation
C.
government policies
D.
corporate governance
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ANSWER :
D. corporate governance
37.
The fertilised egg, the zygote, gets implanted in the:
A.
cervix
B.
ovary
C.
vagina
D.
uterus
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ANSWER :
D. uterus
38.
When a body moves on a circular path, the force that acts on the revolving body towards the center is called:
A.
simple force
B.
gravitational force
C.
centripetal force
D.
angular force
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ANSWER :
C. centripetal force
39.

56 ÷ \( \frac{1}{3} \) × (15 + 12 − (9 + 6 − \(\overline{5+7}\))) = ?

A.

12

B.

7

C.

9

D.

8

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ANSWER :

B. 7

40.
Name the first city in India to use a robot to control traffic.
A.
Kochi
B.
Indore
C.
Varanasi
D.
Jaipur
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ANSWER :
B. Indore