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The total mechanical energy of a spring ...

The total mechanical energy of a spring mass sytem in simple harmonic motion is `E=1/2momega^2 A^2`. Suppose the oscillating particle is replaced by another particle of double the mass while the amplitude `A` remains the same. The new mechanical energy will

A

become 2E

B

become `E/2`

C

become `sqrt(2)E`

D

remain E

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The correct Answer is:
D
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