A force acts on a body and displaces it by

PHYSICS · Single correct · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

A force

(3\hat{i}+4\hat{j})\,\text{N}

acts on a body and displaces it by

(3\hat{i}+4\hat{j})\,\text{m}

. The work done by the force is (1)

5\,\text{J}

(2)

25\,\text{J}

(3)

10\,\text{J}

(4)

30\,\text{J}