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tension in the rope and acceleration

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Blocks A, B & C are connected by ropes of negligible mass. Both A & B weigh 25.0 N each, and the coefficient of kinetic friction between each box block and the surface is 0.35. Block C descends with constant velocity.

a) Find tension in the rope connecting blocks A & B.
b) What is the weight of block C?
c) If rope connecting A & B were cut, what would be the acceleration of C?

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The solution applies Newton's second law to calculate the tension in the rope and the acceleration of block C after the rope is cut.

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Blocks A, B & C are connected by ropes of negligible mass. Both A & B weigh 25.0 N each, and the coefficient of kinetic friction between each box block and the surface is .35. Block C descends with constant velocity.

a) Find Tension in the rope connecting blocks A & B.
b) What is the weight of block C? ...

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