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Two, spring P and (Q) of force constants...

Two, spring P and _(Q) of force constants `K_(p)` and `k_(Q)(k_(Q)=(kp)/2)`are stretched by applying forces of equal magnitude. If the energy stored in` _(Q) ia E,` then the energy stored in P is

A

E

B

2E

C

`E/8`

D

`E/2`

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The correct Answer is:
D
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