Question

3 A man pushes a 25 kg pram up a slope as shown in the diagram.
He pushes with a force of 150 N along the 20 m slope. How much energy is
dissipated as thermal energy?
A 250 J
B 500 J
C 2000 J
D 2500 J

Answer 1

Answer:

I think it's B)500 j

Explanation:

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