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azs8t1
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Homework Statement
A windmill is used to raise water from a well. The depth of the well is 5.0 m. The windmill raises 204 kg of water every day. What is the average useful power extracted from the wind?
A. 12 mW
B. 120 mW
C. 690 mW
D. 1700 mW
Homework Equations
P = W/t
The Attempt at a Solution
Work done by windmill daily = 204 kg x 9.81 x 5.0 = 10006.2 kJ
Question doesn't provide info about time interval though