If a water pump at Kainji Dam is capable of lifting 1000kg of water through a vertical height of 10m in 10s, the power of the pump is [g = 10ms-2]
A
1.0kW
B
10.0kW
C
12.5kW
D
15.0kW
E
20.0kW
Verified Correct Answer: B.
Physical Principles & Numerical Solution
power = \(\frac{\text{work done}}{time}\)
= \(\frac{1000 \times 10 \times 10}{10}\)
= 10kW
Source: Myschool Past Questions Archive (Record #28730)