RRB Group D 2018-26-9-2018-3 RRB Question Paper

RRB Group D 2018 Question Papers

RRB Group D 2018-26-9-2018-3 RRB Questions

31.
What was the real name of Sher Shah Suri or Sher Khan?
A.
Farid
B.
Jamaal
C.
Jalal-Ud-Din
D.
Abul-Fath
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ANSWER :
A. Farid
32.
The current-voltage graph of ohmic devices is of the form:
A.
Parabolic curve
B.
Bi-linear curve
C.
Non-linear curve
D.
Linear curve
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ANSWER :
D. Linear curve
33.

Morris used to spend 25% of his income on food. He got an increment of one thousand rupees, but he did not increase his expenditure on food items. As a result, his expenditure on food fell to 20%. What was his initial income?

A.

Rs. 6,500

B.

Rs. 6,000

C.

Rs. 5,000

D.

Rs. 4,000

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ANSWER :

D. Rs. 4,000

34.
Rs. 88 is divided between Jayati and Prateek in the ratio of 5 : 6. How much money did Jayati get?
A.
Rs. 40
B.
Rs. 48
C.
Rs. 56
D.
Rs. 52
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ANSWER :
A. Rs. 40
35.
There are 7 periods and 18 groups in the _______ classification.
A.
Mendeleev's periodic table
B.
Modern periodic table
C.
Newland's Octavus
D.
Dobereiner's triad
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ANSWER :
B. Modern periodic table
36.
The mines of Jadugoda are famous for _______.
A.
Uranium
B.
Copper
C.
Gold
D.
Iron
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ANSWER :
A. Uranium
37.
________ is the lightest metal.
A.
Ca
B.
Li
C.
P
D.
He
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ANSWER :
B. Li
38.

_______ is the main component of cement.

A.

MgOH

B.

CaCO 3

C.

SiO 2

D.

MnO

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ANSWER :

C. SiO 2

39.
An element with electronic frequency 2, 8, 8 is placed in the group ________ in the modern periodic table.
A.
8
B.
2
C.
18
D.
17
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ANSWER :
C. 18
40.
The change in the speed of light when enter to denser medium is:
A.
Dispersion index
B.
Refractive index
C.
Angle of incidence
D.
Reflective index
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ANSWER :
B. Refractive index