Work Energy And Power Question 292
Question: An electric pump is used to fill an overhead tank of capacity kept at a height of 10m above the ground. If the pump takes 5 minutes to fill the tank by consuming 10 kW power the efficiency of the pump should be
Options:
A) 60%
B) 40%
C) 20%
D) 30%
Show Answer
Answer:
Correct Answer: D
Solution:
[d]