Question

Work done by the gravitational force on a body of mass moving on a smooth horizontal surface through a distance is: (Given acceleration due to gravity ):

A

B

C

D

Easy
Updated on : 2022-09-05
Solution
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Correct option is C)

Work is done only when the displacement is in the direction of force.
Work done is zero when force is perpendicular to displacement.
As the gravitational force is perpendicular to the distance moved by body, the work done by gravity will be zero. 

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