RRB Group D 2022-13-9-2022-2 RRB Question Paper

RRB Group D 2022 Question Papers

RRB Group D 2022-13-9-2022-2 RRB Questions

1.
Which of the following gases is released when zinc oxide reacts with carbon?
A.
Carbon dioxide
B.
Methane
C.
Carbon monoxide
D.
Ozone
πŸ˜‘ View Answer Rough Work
ANSWER :
C. Carbon monoxide
2.
A statement is given below, followed by four conclusions given in the options. Find out which conclusion is true based on the given statement.
Statement:
X ≀ F ≀ U β‰₯ A < Z > J
A.
F ≀ U β‰₯ A
B.
U β‰₯ A β‰₯ F
C.
A < Z < X
D.
U > Z > J
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ANSWER :
A. F ≀ U β‰₯ A
3.
Magnetic lines move from west to east direction and the conductor placed horizontally moves towards the upward direction. In such a case, the direction of induced current is towards:
A.
east
B.
west
C.
north
D.
south
πŸ˜‘ View Answer Rough Work
ANSWER :
C. north
4.
Which of the following elements have similar properties with Eka-silicon, Eka-boron and Eka-aluminium, respectively?
A.
Scandium, Gallium, and Germanium
B.
Germanium, Scandium, and Gallium
C.
Carbon, Scandium, and Indium
D.
Germanium, Carbon, and Gallium
πŸ˜‘ View Answer Rough Work
ANSWER :
B. Germanium, Scandium, and Gallium
5.
In the given figure, in Ξ”ABC, DE βˆ₯ BC, AD = 7 cm, AE = 3.5 cm and DB = 6 cm. What is the value of AC?
(Note: Diagram is not drawn to scale or measurements indicated.)
A.
3 cm
B.
4.5 cm
C.
4 cm
D.
6.5 cm
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ANSWER :
D. 6.5 cm
6.
What is the pH of salt containing a mixture of a strong base and a weak acid?
A.
pH less than 7
B.
pH equal to 0
C.
pH equal to 7
D.
pH more than 7
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ANSWER :
D. pH more than 7
7.
At 6:00 a.m., a wrist watch’s hour hand is showing north-west, which direction will hour hand show at 9:00 p.m.?
A.
South
B.
North-East
C.
North-West
D.
South-West
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ANSWER :
B. North-East
8.
Six boxes, J, K, L, M, N and O, are kept one over the other, but not necessarily in the same order.
J is kept immediately above N.
Only one box is kept between K and O.
O is the bottom-most box, and M is the top-most box.
Which box is kept immediately below M?
A.
J
B.
N
C.
L
D.
K
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ANSWER :
A. J
9.
P, Q, R, S, T, U and V live on different floors of the same building.
The lowermost floor in the building is numbered 1, the floor above it number 2 and so on till the topmost floor is numbered 7.
U lives on the floor immediately above T.
V lives immediately above P and immediately below R.
S does not live on any floor immediately above U or above R.
P lives on third floor which is immediately above Q.
Who lives on the first floor?
A.
T
B.
S
C.
R
D.
Q
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ANSWER :
B. S
10.
If the cost price of 24 pencils is equal to the selling price of 16 pencils, then the gain percentage is ________.
A.
25%
B.
50%
C.
38%
D.
42%
πŸ˜‘ View Answer Rough Work
ANSWER :
B. 50%