Physical Quantities & Measurement MCQs

Identify the base quantity in the following.

A. Speed
B. Area
C. Force
D. Distance
View Answer

D. Distance

Significant figures in an expression are.

A. All the digits
B. All the accurately known digits
C. Al the accurately known digits and the first doubtful digit
D. All the accurately known and all the doubrful digits
View Answer

C. Al the accurately known digits and the first doubtful digit

A measuring cylinder is used to measure.

A. Mass
B. Area
C. Volume
D. Level of a liquid
View Answer

C. Volume

A student claimed the diameter of a wire as 1.032 cm using Vernier calipers. Up to ‘what extent do you agree with it?

A. 1cm
B. 1.0cm
C. 1.03 cm
D. 1.032 cm
View Answer

C. 1.03 cm

The number of base units in SI are:

A. 3
B. 6
C. 7
D. 9
View Answer

C. 7

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