A spring for spring constant 240 $N m^{- 1}$ is compressed by 10 cm whereas another similar spring is extended by 10 cm. The difference of the stored potential energies of two springs is

zero

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4 J

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1.2 J

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12 J

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Solution

The correct option is A zero
Both will store same P.E. so difference of P.E. will be zero.

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A spring for spring constant 240 Nm−1 is compressed by 10 cm whereas another similar spring is extended by 10 cm. The difference of the stored potential energies of two springs is

The correct option is A zeroBoth will store same P.E. so difference of P.E. will be zero.

A spring for spring constant 240 $N m^{- 1}$ is compressed by 10 cm whereas another similar spring is extended by 10 cm. The difference of the stored potential energies of two springs is

The correct option is A zero
Both will store same P.E. so difference of P.E. will be zero.