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In a vertical spring mass system, a bloc...

In a vertical spring mass system, a block of mass m is initially at rest when there is no extension. Now if the mass is released suddenly, then the maximum elongation in the spring is

A

`(mg)/(k)`

B

`(2mg)/(k)`

C

`(mg)/(2k)`

D

`(mg)/(4k)`

Text Solution

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The correct Answer is:
B
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