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1 year, 1 month ago

# Need explanation for: The potential energy of a system increases if work is done

The potential energy of a system increases if work is done

• Option 1)

Upon the system by a non conservative force

• Option 2)

By the system against a conservative force

• Option 3)

By the system against a non conservative force

• Option 4)

upon the system by a conservatice force

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Answered 1 year, 1 month ago

Conservative Force -

$F=\frac{-dU}{dr}$

- wherein

Negative of the rate of change of potential energy with respect to position

if work done upon the system by a conservative force

Option 1)

Upon the system by a non conservative force

This solution is incorrect

Option 2)

By the system against a conservative force

This solution is incorrect

Option 3)

By the system against a non conservative force

This solution is incorrect

Option 4)

upon the system by a conservatice force

This solution is correct

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