RRB Group D 2022-22-8-2022-3 RRB Question Paper

RRB Group D 2022 Question Papers

RRB Group D 2022-22-8-2022-3 RRB Questions

21.
Two pipes A and B can fill a cistern in 36 minutes and 48 minutes respectively. Both the pipes are opened at the same time and pipe B is closed after some time. If the cistern gets filled in half an hour, then after how many minutes was pipe B closed?
A.
8
B.
5
C.
10
D.
9
ANSWER :
A. 8
22.
In the reaction ZnO + C β†’ Zn + CO:
A.
ZnO is reduced to Zn
B.
Zn does not undergo redox reaction
C.
ZnO is oxidized to Zn
D.
Carbon is reduced to CO
ANSWER :
A. ZnO is reduced to Zn
23.
The monthly incomes of two friends Anuj and Mathew are in the ratio 5 : 7 and each of them saves Rs 10,000 every month. If the ratio of their expenditure is 2 : 3, find the income of Anuj.
A.
Rs 35,000
B.
Rs 20,000
C.
Rs 50,000
D.
Rs 15,000
ANSWER :
C. Rs 50,000
24.
The equation x2βˆ’6x+9=0 can be written as:
A.
(xβˆ’2)(xβˆ’3)=0
B.
(xβˆ’2)(xβˆ’3)2=0
C.
(x + 3)2=0
D.
(x βˆ’ 3)2=0
ANSWER :
D. (x βˆ’ 3)2=0
25.
The component of white light that deviates the most on passing through a glass prism is:
A.
blue
B.
red
C.
violet
D.
green
ANSWER :
C. violet
26.
What is the aim of Digital Government Mission launched by the Ministry of Electronics and Information Technology in January 2022?
A.
To provide employment information to youth living in rural areas
B.
To have services proactively anticipate citizens’ needs before they approach the services
C.
To provide welfare service meant for girl child and women
D.
To help workers to meet their financial needs
ANSWER :
B. To have services proactively anticipate citizens’ needs before they approach the services
27.
A boat starting from point P goes downstream to point Q in 3 hours and returns back from point Q to the point P in 4 hours. If the speed of the water is 3 km/h, find the speed of the boat in still water.
A.
12 km/h
B.
20 km/h
C.
21 km/h
D.
32 km/h
ANSWER :
C. 21 km/h
28.
Find the value of
A.
4
B.
5
C.
3
D.
1
ANSWER :
D. 1
29.
L, G, K, P, H and Z live on eight different floors of the same multistorey building with 2 floors being vacant. The lowermost floor in the building is numbered 1, the floor above it number 2 and so on till the topmost floor is numbered 8.
H lives on floor No. 1. K on No. 2, and P on No. 8. One immediate floor above and one immediate floor below Z are vacant. G’s floor is immediately above the floor on which L lives and G’s floor is also immediately below P’s floor. Who lives on floor No. 4?
A.
Z
B.
G
C.
H
D.
L
ANSWER :
A. Z
30.
What is the name of the sacred text of Christianity which consists of two parts: the Old Testament which is essentially the Hebrew text of the time of Jesus, and the New Testament that includes writings about Jesus Christ and the early church?
A.
Doctrina Christiana
B.
Bible
C.
Book of Psalms
D.
Knowing God Jesus
ANSWER :
B. Bible