1.

A body ,when acted upon by a force of 10 khf , get displaced by 0.5 m.Calculate the work done by the force,when the displacementis (i) in the direction of force ,(ii)at an angle 60^(@) with the force ,and (iii)normal to the force ,(g=10 N kg^(-1))

Answer»

SOLUTION :(i) 50J (II) 25 J (III) zero


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