emilysksmily2541 emilysksmily2541

23-01-2024
Physics

contestada

500 J of work is done in sliding a 4 kg block up along a rough inclined plane to a vertical height of 10 m slowly. The work done against friction is (g=10 m/s²)
A. 400J
B. 100J
C. 200J
D. Zero

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