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A block of mass 250g is kept on a vertic...

A block of mass 250g is kept on a vertical spring of spring constant 100N/m fixed from below. The spring is now compressed to have a length 10cm shorter than its natural length and the system is released from this position. How high does the block rise? take `g=10 m/s^2`.

A

20 cm

B

30 cm

C

40 cm

D

50 cm

Text Solution

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The correct Answer is:
A
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