A body of mass m is released from the to...

A body of mass m is released from the top of a rough inclined plane as shown in figure. If the frictional force be F, then body will reach the bottom with a velocity

`sqrt((2)/("m")("mgh-FL"))`

`sqrt((1)/("m")("mgh-FL"))`

`sqrt((2)/("m")("mgh+FL"))`

none of these

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