RRB JE 2015-16-09-2015-3 RRB Question Paper

RRB JE 2015 Question Papers

RRB JE 2015-16-09-2015-3 RRB Questions

41.
The dry density of which sample is expected to be highest
A.
Stiff clay
B.
Bentonite
C.
Organic clay
D.
Dense sand
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ANSWER :
D. Dense sand
42.
The liquid and plastic limit exist in
A.
Sandy soils
B.
Silty soils
C.
Gravel soils
D.
Clay soils
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ANSWER :
D. Clay soils
43.
The structure made of rigid curved surfaces are known as
A.
Surface structure
B.
Frame structure
C.
Shell structure
D.
Space structure
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ANSWER :
C. Shell structure
44.
The failure of column depends upon
A.
Weight of column
B.
Length of column
C.
Slenderness ratio
D.
Cross sectional area of column
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ANSWER :
C. Slenderness ratio
45.
The coarseness of the grains of a mineral is known as
A.
Fracture
B.
Texture
C.
Structure
D.
Lustre
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ANSWER :
B. Texture
46.
The right time of deforestation from plain areas is
A.
summer season
B.
winter season
C.
rainy season
D.
spring season
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ANSWER :
B. winter season
47.
Error due to improper zero adjustment is classified as
A.
Environmental error
B.
Instrument error
C.
Random error
D.
Operator error
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ANSWER :
B. Instrument error
48.
Which instrument is not categorized as secondary instrument?
A.
Absolute
B.
Digital
C.
Analog
D.
Moving
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ANSWER :
A. Absolute
49.
Which device is not used for extending the range of Instrument?
A.
Shunt
B.
Multiplier
C.
Current Transformer
D.
Switch board
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ANSWER :
D. Switch board
50.
Which of the following voltmeters has least power consumption?
A.
Induction type
B.
Electrostatic
C.
Hot-wire
D.
Moving iron
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ANSWER :
B. Electrostatic