A pump rated lifts of water vertically through

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

Problem

A pump rated

2\,\text{kW}

lifts

500\,\text{kg}

of water vertically through

10\,\text{m}

. Taking

g = 10\,\text{m/s}^2

, the minimum time required for this task is (a)

5\,\text{s}

(b)

25\,\text{s}

(c)

250\,\text{s}

(d)

2.5\,\text{s}