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Work Done on & by the Object

Work done by ...

Question

Work done by a conservation force is positive if

A

P . E

of the body increased

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B

P . E

of the body decreased

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C

K . E

of the body increased

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D

K . E

of the body decreased

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Solution

The correct options are
B $P . E$ of the body decreased
C $K . E$ of the body increased

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