The puck in Figure P8.63 has a mass of 0.120 kg. Its original distance from the center of rotation is 40.0 cm, and it moves with a speed of 80.0 cm/s. The string is pulled downward 15.0 cm through the hole in the frictionless table. Determine the work done on the puck. Hint: Consider the change in kinetic energy of the puck.

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A:

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A: Potential energy is weight times the displacement in that direction. PE = W × h

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A: a)The work done on the ball by the gravitational force at the lowest point is 2.68Jb)The work done…

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A: Given,

Q: Vo

A:

Q: The figure shows a ball with mass m = 0.348 kg attached to the end of a thin rod with length L =…

A: given -   mass of ball (m) = 0.348 kg  and Length of rod  =0.453 m mass of rod = 0 kg

Q: A 5950-kg satellite is in a circular earth orbit that has a radius of 3.27 x 107 m. A net external…

A:

Q: A 5690-kg satellite is in a circular earth orbit that has a radius of 3.31 x 107 m. A net external…

A: Given, The mass of the satellite is m=5690kg The radius of the orbit is r=3.31×107m The new radius…

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Q: A particle has a displacement of d = 2î – 5ĵ (m). A constant force F = 2î +4} (N) acts on the %3D

A: The displacement of the particle, d→=2i^-5j^ m. The force acts on the particle, F→=2i^+4j^ N.

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A: Hi = 50 m HA = 20 m HB = 40 m Hc = 0 m m = 481 kg Speed at A = 21 m/s

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A:

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A:

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A:

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Torque

Torque is the rotational equivalent of linear force in physics and mechanics. Based on the course of study, it is also known as the moment of force, rotational force, or turning effect.