A force acts on a trolley and makes an angle of with the direction of its displacement

PHYSICS · Single correct · CBSE · Physics · Work, Energy and Power · Work, Energy and Power

Problem

4\,\text{N}

force acts on a trolley and makes an angle of

90^{\circ}

with the direction of its

10\,\text{m}

displacement. Calculate the work done by the force. (a)

40\,\text{J}

(b)

-40\,\text{J}

(c)

0\,\text{J}

(d)

4\,\text{J}