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Q4/ In the figure below, a 20 Kg box is at rest on the ground. The static friction coefficient in between the ground and the box is 0.7, while the kinetic friction coefficient is 0.6. Find the friction force of P (horizontal force) is (a) 20 N, (b) 30 N, (c) 120 N, and (d) 180 N).

Q4/ In the figure below, a 20 Kg box is at rest on the ground. The static friction coefficient in between the ground and the box is 0.7, while the kinetic friction coefficient is 0.6. Find the friction force of P (horizontal force) is (a) 20 N, (b) 30 N, (c) 120 N, and (d) 180 N).

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Q4/ In the figure below, a 20 Kg box is at rest on the ground. The static friction coefficient in between the ground and the box is 0.7, while the kinetic friction coefficient is 0.6. Find the friction force of P (horizontal force) is (a) 20 N, (b) 30 N, (c) 120 N, and (d) 180 N).
Transcribed Image Text:Q4/ In the figure below, a 20 Kg box is at rest on the ground. The static friction coefficient in between the ground and the box is 0.7, while the kinetic friction coefficient is 0.6. Find the friction force of P (horizontal force) is (a) 20 N, (b) 30 N, (c) 120 N, and (d) 180 N).
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