the crane lifts the 2000 kg container through a height of 5.4 m in 30 seconds. What is the power of the crane?
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Answer:
the answer with explanation
Explanation:
weight=2000kg
height=5.4m
time=30 seconds
so power will be = weight/time
so 2000/30 =66.6
Answered by
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Answer:
Power= rate of doing work= amount of work done/ time taken
In this case, height is involved, therefore work is in the form of potential energy or mgh.
work= mgh/ t= 2000* 10*5.4/30= 3600 watts( substituting the given data)
Explanation:
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