Work Energy And Power Question 183
Question: A weight lifter lifts 300 kg from the ground to a height of 2 meter in 3 second. The average power generated by him is [CPMT 1989; JIPMER 2001,02]
Options:
A) 5880 watt
B) 4410 watt
C) 2205 watt
D) 1960 watt
Show Answer
Answer:
Correct Answer: D
Solution:
P $ =\frac{Workdone}{Time} $ = $ \frac{mgh}{t} $
$ =\frac{300\times 9.8\times 2}{3}=1960W $
