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A smooth wedge of mass M is pushed with ...


A smooth wedge of mass M is pushed with an acceleration `a=gtantheta` and a block of mass m is projected down the slant with a velocity v relative to the wedge.
`The horizontal force applied on the wedge is:

A

`(mu)/(Mg)`

B

`0`

C

`Mg`

D

`2 mu Mg`

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The correct Answer is:
D
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