RRB Group D 2018-9-10-2018-1 RRB Question Paper

RRB Group D 2018 Question Papers

RRB Group D 2018-9-10-2018-1 RRB Questions

11.
There are two taps in a tank. One tap fills the tank in 8 hours and another tap empties it in 10 hours. If both the taps are opened simultaneously, then in how much time will the tank be filled?
A.
40
B.
20
C.
30
D.
50
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ANSWER :
A. 40
12.
A bullet of 40 gm is fired horizontally with a velocity of 160 ms –1 from a pistol weighing 2 kg. What is the rebound velocity of the pistol?
A.
–1.5 ms –1
B.
–3.2 ms –1
C.
–1.25 ms –1
D.
–2.0 ms –1
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ANSWER :
B. –3.2 ms –1
13.
The chemical formula of unextinguished lime is _________.
A.
CaCO 3
B.
CaCl 2
C.
CaSO 4
D.
CaO
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ANSWER :
D. CaO
14.
Square of 1( 3/11) is:
A.
16/111
B.
225/112
C.
196/121
D.
9/121
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ANSWER :
C. 196/121
15.
Who among the following was honoured with the 2018 Padma Bhushan award in the field of art-music?
A.
Sharda Sinha
B.
Kaifi Azmi
C.
Gulzar
D.
Javed Akhtar
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ANSWER :
A. Sharda Sinha
16.
Select the odd one
A.
D
B.
A
C.
B
D.
C
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ANSWER :
A. D
17.
If A : B = 5 : 8 and B : C = 18 : 25, then find A : C.
A.
8:5
B.
9:20
C.
5:8
D.
20:9
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ANSWER :
B. 9:20
18.
What is the position of Indian Railways among the world's largest railways?
A.
4
B.
5
C.
3
D.
1
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ANSWER :
A. 4
19.
Which party has won majority of seats in Gujarat Assembly Election 2017?
A.
Indian National Congress
B.
Aam Aadmi Party
C.
Rashtriya Janata Party
D.
Bhartiya Janata Party
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ANSWER :
D. Bhartiya Janata Party
20.
The sides of a triangle are 16 m, 12 m and 20 m respectively. Find the altitude to its longest side
A.
9.2 m
B.
9.6 m
C.
9.4 m
D.
9.8 m
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ANSWER :
B. 9.6 m