Vernier Calipers NEET Questions

Physics - Experimental Skills

Vernier Calipers MCQ Questions


7.
The lower jaws of a Vernier calipers are used to measure:
A.
Depth of a vessel
B.
Internal diameter of a hollow object
C.
External diameter of a solid object
D.
Volume of a liquid
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ANSWER :
C. External diameter of a solid object
8.
The thin metal strip at the back of the main scale of Vernier calipers is used to measure:
A.
Internal diameter
B.
Mass of an object
C.
Depth of a hollow object
D.
External diameter
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ANSWER :
C. Depth of a hollow object
9.
The principle of Vernier calipers is based on:
A.
The difference between two scales of slightly different magnitudes
B.
Reflection of light
C.
Magnification of small distances
D.
Pressure on the jaws
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ANSWER :
A. The difference between two scales of slightly different magnitudes
10.
If 1 MSD = 1 mm and the vernier scale has 20 divisions which coincide with 19 MSD, the least count is:
A.
0.1 mm
B.
0.005 mm
C.
0.05 mm
D.
0.01 mm
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ANSWER :
C. 0.05 mm
11.
The least count of Vernier calipers having 1 MSD = 1 mm and 50 vernier divisions coinciding with 49 main scale divisions is:
A.
0.01 mm
B.
0.05 mm
C.
0.002 mm
D.
0.02 mm
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ANSWER :
D. 0.02 mm
12.
If the value of 1 main scale division is 0.5 mm and 25 vernier divisions coincide with 24 main scale divisions, the least count is:
A.
0.5 mm
B.
0.05 mm
C.
0.01 mm
D.
0.02 mm
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ANSWER :
D. 0.02 mm