RRB Group D 2022-17-9-2022-1 RRB Question Paper

RRB Group D 2022 Question Papers

RRB Group D 2022-17-9-2022-1 RRB Questions

41.
Which of the following metals is the least reactive, as per the reactivity series of metals?
A.
Lead
B.
Zinc
C.
Iron
D.
Magnesium
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ANSWER :
A. Lead
42.

Dialysis is the procedure done to remove the waste products from the blood when the normal functioning of kidneys is affected. The steps of dialysis are given below but not in the proper order. Which option shows the correct sequence of these steps?
a) Line to vein
b) Patient’s blood passed through a tank with dialysing fluid
c) Line from artery
d) Waste products from the blood pass into dialysing fluid
e) Dialysing fluid has same osmotic pressure as blood except the wastes

A.

c—b—e—d—a

B.

c—b—d—a—e

C.

a—c—d—b—e

D.

a—b—c—d—e

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ANSWER :

A. c—b—e—d—a

43.
A wholesaler sells a tin of oil at Rs 540 and bears a loss of 10%. Now, if he decides to sell another tin of oil with same cost at Rs 696, his profit percentage in the sale of second tin will be equal to:
A.
15%
B.
16%
C.
12%
D.
18%
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ANSWER :
B. 16%
44.
Ashish sold a cow to Bipin for Rs 5,000 by losing 20%. Bipin sold it to Kasim at that price which would have given Ashish a profit of 15%. What is Bipin’s gain in this transaction?
A.
2,100.00
B.
1,250.00
C.
2,187.50
D.
937.5
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ANSWER :
A. 2,100.00
45.

Refer to the following letter series and answer the question that follows:
(Left) E B Y T F R D C S W E R F V Y H N E C S R F C A R W (Right)
If every odd placed letter in the above series is dropped, which letter would appear at the seventh place from the left?

A.

H

B.

V

C.

Y

D.

F

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ANSWER :

B. V

46.
The mode of 5, 18, 6, 7, 6, 2, 3, 4, 24, 2, 7, 21, 2, 81 is:
A.
6
B.
2
C.
81
D.
7
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ANSWER :
B. 2
47.
AD is the altitude of an isosceles triangle ABC in which AB = AC. Which of the following is true for AD?
A.
AD bisects ∠A
B.
AD bisects ∠C
C.
AD does not bisect ∠A
D.
AD bisects ∠B
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ANSWER :
A. AD bisects ∠A
48.
If the volume of a solid cube is 216 cm³, then its total surface area (in cm²) is ________.
A.
6
B.
36
C.
38
D.
216
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ANSWER :
D. 216
49.
In the given letter-cluster pairs, the first letter-cluster is related to the second letter-cluster following a certain logic. Study the given pairs carefully, and from the given options, select the pair that follows the same logic.
TSRA : ZHG
OLEV : EVOL
A.
KVRA : ZIEQ
B.
ARN1 : RMIZ
C.
CRVF : VEIX
D.
JPMN : ONKQ
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ANSWER :
B. ARN1 : RMIZ
50.
Which of the following goals does NASA hope to achieve by launching the HelioSwarm research mission?
A.
Improving the understanding of the dynamics of the Sun
B.
Understanding the intense seasonal episodes of Pluto
C.
Improving the understanding of Mars
D.
Improving the understanding of Ionosphere
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ANSWER :
A. Improving the understanding of the dynamics of the Sun