A student in weight lifting class lifts 65 kg from the floor to a height of 1.6 m. It takes 5.0 seconds to do the work. How much power is needed, in watts?

the answer is d. 4

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a

explanation:

no diagram was provided, but i'm guessing it's the one i've attached to my answer.

here, a mechanical force turns the rod.   this generates an electric current in the coil, which powers the bulb.