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A spring has natural length 40 cm and sp...

A spring has natural length `40 cm` and spring constant `500 N//m`. A block of mass `1 kg` is attached at one end of the spring and other end of the spring is attached to a ceiling. The block is relesed from the position, where the spring has length `45 cm`.

A

the block will perform SHM of amplitude 5 cm.

B

the block will have maximum velocity `30sqrt5.cm//sec.`

C

the block will have maximum acceleration 15 `m//s^(2),`

D

the minimum potential energy of the spring will be zero.

Text Solution

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The correct Answer is:
B, C, D
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