A. The coefficient of static friction between a 5 kg box and an inclined plane of 35° is 0.70. Determines if the object is in motion or in state static. Justify your answer.

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Help me with A&B question, detailed, well explained and written on a sheet. It will be very helpful, thank you!
A. The coefficient of static friction between a 5 kg box and an inclined plane of 35° is 0.70.
Determines if the object is in motion or in state static. Justify your answer.
B. Isabelle pulls a cart on a sidewalk at a 40o angle to the horizontal. It exerts a force of 100
N on the trolley which weighs 25kg. If it applies a movement at a constant speed, what is the
coefficient of friction between the cart and the sidewalk?
100 N
40°
25 kg
Transcribed Image Text:A. The coefficient of static friction between a 5 kg box and an inclined plane of 35° is 0.70. Determines if the object is in motion or in state static. Justify your answer. B. Isabelle pulls a cart on a sidewalk at a 40o angle to the horizontal. It exerts a force of 100 N on the trolley which weighs 25kg. If it applies a movement at a constant speed, what is the coefficient of friction between the cart and the sidewalk? 100 N 40° 25 kg
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