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Find the minimum force F0 that should be...

Find the minimum force `F_0` that should be applied to the block of mass m = 0.5 kg so that the block stays in equilibrium with the rough vertical wall having friction coefficient `mu = 0.2` (Take `g = 10 m/s^2`)`

A

`25N`

B

`20N`

C

`50N`

D

None of these

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