A box is pulled along a floor and of work is done in

PHYSICS · Single correct · GCSE · Physics · Energy · Energy

Problem

A box is pulled along a floor and

200\,\text{J}

of work is done in

10\,\text{s}

. Calculate the power developed. (a)

0.05\,\text{W}

(b)

20\,\text{W}

(c)

2000\,\text{W}

(d)

2\,\text{W}