RRB Group D 2022-18-8-2022-2 RRB Question Paper

RRB Group D 2022 Question Papers

RRB Group D 2022-18-8-2022-2 RRB Questions

11.
Which of the following reactions represents symbolic combination reaction?
A.
XY → X + Y
B.
A + B → C
C.
AB + CD → AC + BD
D.
PQ + R → PR + Q
ANSWER :
B. A + B → C
12.
In a certain code language, 'LEFT' is written as 'VGFN' and 'DESK' is written as 'MTFF'. How will 'HELP' be written in that language?
A.
SMFJ
B.
RMFJ
C.
QMFJ
D.
RNFJ
ANSWER :
B. RMFJ
13.
Read the given statement and conclusions carefully. Assuming that the information given in the statements is true, decide which of the given conclusions logically follow(s) from the statement.
Statement:
Cyclone Sepa is expected to make landfall by 3 p.m. today on the Balasore coast. Rough seas, heavy rain, and strong winds are expected to lash Balasore from 11 a.m. onwards. Power supply in Balasore is likely to be affected from 2 p.m. to 9 p.m.
Conclusions:
i) There could be power cuts in Balasore after 3 p.m. today.
ii) It would be unsafe for fishermen to venture out into the sea today, till the cyclone passes.
A.
Only conclusion I follows
B.
Both conclusions I and II follow
C.
Only conclusion II follows
D.
Neither conclusion I nor II follows
ANSWER :
B. Both conclusions I and II follow
14.
Study the given letter, symbol series and answer the question that follows.
L @ S O J ^ B U # W R < E M @ N U # B * H ! A & L E W % H & G A * S A # L D How many consonants are immediately preceded by a symbol and immediately followed by a vowel?
A.
5
B.
3
C.
4
D.
6
ANSWER :
D. 6
15.
An optical device Y has a positive focal length. Y is:
A.
Either a concave lens or a concave mirror
B.
Either a convex lens or a convex mirror
C.
Either a convex lens or a concave mirror
D.
Either concave lens or a convex mirror
ANSWER :
B. Either a convex lens or a convex mirror
16.
Which Article deals with the protection of life and personal liberty?
A.
Article 31
B.
Article 12
C.
Article 22
D.
Article 21
ANSWER :
D. Article 21
17.
Which of the following events takes place during diastole in the human heart?
A.
Blood leaves the ventricle
B.
Blood enters the aorta
C.
Blood enters the ventricle
D.
Blood enters the lungs
ANSWER :
C. Blood enters the ventricle
18.
The diagonal and one side of a rectangular plot are 65 m and 63 m, respectively. What is the perimeter of the rectangular plot?
A.
196 m
B.
256 m
C.
225 m
D.
158 m
ANSWER :
D. 158 m
19.
Calcium sulphate dihydrate is the chemical name of:
A.
Washing soda
B.
Gypsum
C.
Baking powder
D.
Plaster of Paris
ANSWER :
B. Gypsum
20.
If AB = x + 3, BC = 2x, and AC = 4x - 5, then for what value of 'x' does B lie on AC?
A.
2
B.
3
C.
5
D.
8
ANSWER :
D. 8