A motor pumps of water from a well to the ground surface above in

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

Problem

A motor pumps

600\,\text{kg}

of water from a well to the ground surface

10\,\text{m}

above in

2\,\text{min}

. Calculate the average power delivered by the motor in kilowatt. (Take

g = 9.8\,\text{m/s}^2

.) (a)

0.50\,\text{kW}

(b)

4.9\,\text{kW}

(c)

0.49\,\text{kW}

(d)

0.049\,\text{kW}