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Daisy Raises 10

Question 41

Short Answer

Daisy raises 10.Kg to a height of 2.5 meters in 2.0 seconds.
(a) How much work did she do?
(b) How much power was expended?
(c) If she raises it in 1.0 s rather than 2.0 s, how do the work and power change?

Correct Answer:

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(a)0.25 kJ
(b)0.12 k...

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