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Underline the correct alternative: Work done by a body against friction always results in a loss of its kinetic/potential energy.

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asked Feb 23, 2018 in Physics by paayal (26,720 points) ● 4 ● 6 ● 11
Underline the correct alternative:

Work done by a body against friction always results in a loss of its kinetic/potential energy.

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answered Feb 23, 2018 by Vikash Kumar (144,729 points) ● 8 ● 11 ● 21
 
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Kinetic energy

The work done against the direction of friction reduces the velocity of a body. Hence, there is a loss of kinetic energy of the body.

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