A body of mass 3 kg moving with velocity...

A body of mass 3 kg moving with velocity 10 m/s hits a wall at an angle of `60^(@)` and returns at the same angle. The impact time was 0.2 s. Calculate the force exerted on the wall.

`150sqrt3 N`

`50sqrt3 N`

100 N

`75sqrt3 N`

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