A block of mass 0.1 is held against a wa...

A block of mass 0.1 is held against a wall applying a horizontal force of 5N on block. If the coefficient of friction between the block and the wall is 0.5, the magnitude of the frictional force acting on the block is:

`2.5N`

`0.98 N`

`4.9 N`

`0.49 N`

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