RRB Group D 2018-31-10-2018-1 RRB Question Paper

RRB Group D 2018 Question Papers

RRB Group D 2018-31-10-2018-1 RRB Questions

11.

Three smaller triangles are inscribed from the three vertices of a larger triangle in such a way that each side of each smaller triangle is \( \frac{2}{5} \) of the side of the adjacent larger triangle. The ratio of the total area of the three smaller triangles to the remaining part of the larger triangle is -

A.

12 : 13

B.

1 : 5

C.

12 : 25

D.

4 : 25

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ANSWER :

A. 12 : 13

12.
Which of the following cricket teams won the Ranji Trophy in 2017?
A.
Madhya Pardesh
B.
Chennai
C.
Vidarbha
D.
Delhi
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ANSWER :
C. Vidarbha
13.
An iron ball weighing 8 kg and an aluminium ball of 3 kg is dropped from a height of 20 m. At a height of 10 m above the ground, which of the following will be the same amount?
A.
kinetic energy
B.
acceleration
C.
potential energy
D.
impulse
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ANSWER :
B. acceleration
14.
Find out the next letter-pair that appears in the following series
EN, FO, GP, HQ, ?
A.
IV
B.
IR
C.
TC
D.
RZ
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ANSWER :
B. IR
15.
There are four numbers in a set. The mean of the three smallest numbers is 19 and the mean of the three largest numbers is 21. What is the range of the set of data?
A.
3
B.
6
C.
12
D.
9
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ANSWER :
B. 6
16.

If x + y = 3, xy = 2 and x < y , then find the value of x 3- y 3 .

A.

-7

B.

-11

C.

+7

D.

+11

😑 View Answer Rough Work Error
ANSWER :

A. -7

17.
Rixia comes under which of the following category?
A.
Bryophyta
B.
Thallophyta
C.
Angiosperm
D.
Pteridophyta
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ANSWER :
A. Bryophyta
18.
Four bells ring in a temple at intervals of 12, 16, 24 and 36 minutes respectively. If they are started playing at a continuous interval from 6 o'clock, then when will they play together again?
A.
8:24 AM
B.
5:24 AM
C.
7:24 AM
D.
6:24 AM
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ANSWER :
A. 8:24 AM
19.
Which of the following is true about a cup of hot coffee?
A.
It has a measurable amount of thermal energy gained through the work done by the microwave oven, which in turn takes potential energy from the electrical grid.
B.
It has a measurable amount of thermal energy obtained through the work done by the microwave oven, which in turn takes electrical energy from the electrical grid.
C.
It consists of a measurable amount of kinetic energy acquired through the work done by the microwave oven.
D.
It contains a measurable amount of thermal energy obtained through the work done by the microwave oven, which in turn takes chemical energy from the electrical grid.
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ANSWER :
B. It has a measurable amount of thermal energy obtained through the work done by the microwave oven, which in turn takes electrical energy from the electrical grid.
20.
________ empire was founded by the Sangam princes - Harihara and Bukka-
A.
Malwa
B.
Bahmani
C.
Vijaynagar
D.
Bengal
😑 View Answer Rough Work Error
ANSWER :
C. Vijaynagar