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A mass 'm' attached to a spring oscillat...

A mass 'm' attached to a spring oscillates with a period 2 seconds when the mass is increased by 2kg the period increases by 1 second. The initial mass 'm' is

A

4kg

B

`1.6kg`

C

`0.8kg`

D

`2kg`

Text Solution

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The correct Answer is:
B
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