RRB Group D 2018-25-9-2018-1 RRB Question Paper

RRB Group D 2018 Question Papers

RRB Group D 2018-25-9-2018-1 RRB Questions

31.
21 g of MgCO₃ will have _____ moles of magnesium.
A.
0.31
B.
0.21
C.
0.25
D.
0.51
ANSWER :
C. 0.25
32.
Raju gained a profit of 6% by selling a washing machine for Rs 689. What was the cost price of the washing machine?
A.
625
B.
635
C.
650
D.
700
ANSWER :
B. 635
33.
The reproductive parts of angiosperms are located in the ______.
A.
Roots
B.
Flowers
C.
Stem
D.
Leaves
ANSWER :
B. Flowers
34.
Which of the following does NOT belong to the given group?
A. Ride
B. Crawl
C. Swim
D. Think
A.
D
B.
A
C.
B
D.
C
ANSWER :
A. D
35.
Which app has the Government of India launched for Road Safety and Highway Users?
A.
Sukh Yatra
B.
Surakshith Yatra
C.
Sulabh Yatra
D.
Sukhad Yatra
ANSWER :
D. Sukhad Yatra
36.

Find the odd one out.

A B C D
6F P14 U21 W23
A.

B

B.

A

C.

C

D.

D

ANSWER :

A. B

37.

The lens formula is ______.

A.

\(\frac{1}{v}+\frac{1}{u}=\frac{1}{f}\)

B.

\(\frac{1}{f}+\frac{1}{v}=\frac{1}{u}\)

C.

\(\frac{1}{f}+\frac{1}{u}=\frac{1}{v}\)

D.

\(\frac{1}{v}-\frac{1}{u}=\frac{1}{f}\)

ANSWER :

A. \(\frac{1}{v}+\frac{1}{u}=\frac{1}{f}\)

38.
An object travels 15 m in 4 s and then another 16 m in 2 s. What is the average speed of the object?
A.
5.17 s⁻¹
B.
5.17 ms⁻¹
C.
6.17 ms⁻¹
D.
5.17 m
ANSWER :
B. 5.17 ms⁻¹
39.

The width of each of the continuous classes in a frequency distribution is 5 and the lower class limit of the lowest class is 10. What is the upper-class limit of the highest class?

A.

45

B.

35

C.

15

D.

25

ANSWER :

A. 45

40.

What day would it be on 19th April 2020?

A.

Monday

B.

Sunday

C.

Tuesday

D.

Saturday

ANSWER :

B. Sunday