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The force required to just move a body up the inclined plane is double the force required to just prevent the body from sliding down the plane. The coefficient of friction is `mu`. The inclination `theta` of the plane is `:`

A

`tan^(-1)((mu)/(2))`

B

`tan^(-1)( mu)`

C

`tan^(-1)(2mu)`

D

`tan^(-1)(3mu)`

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