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A string of negligible mass going over a...

A string of negligible mass going over a clamped pulley of mass m supports a block of mass M as shown in the figure. The force on the pulley by the clamp is given by

A

`sqrt2Mg`

B

`sqrt2mg`

C

`sqrt((M+m)^(2)+m^(2))g`

D

`sqrt((M+m)^(2)+M^(2))g`

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The correct Answer is:
D
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