Question
A motor pump lifts 6 tonnes of water from a well of depth 25 m to the first floor of height 35 m above the ground floor in 20 minutes. The power of the pump (in kW) is [ $g = 10 \, \text{m/s}^2$ ]
A motor pump lifts 6 tonnes of water from a well of depth 25 m to the first floor of height 35 m above the ground floor in 20 minutes. The power of the pump (in kW) is [ $g = 10 \, \text{m/s}^2$ ]