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28-11-2022
Physics

contestada

3 A man pushes a 25 kg pram up a slope as shown in the diagram.
25kg
150 N
20 m
10m
He pushes with a force of 150 N along the 20 m slope. How much energy
sted dissipated as thermal energy?
A 250 J
B 500 J
C 2000 J
D 2500 J

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