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An object with a mass of m = 5.3 kg is attached to the free end of a light string wrapped around a reel of radius R = 0.255 m and mass of M = 3.00 kg. The reel is a solid disk, free to rotate in a vertical plane about the horizontal axis passing through its center as shown in the figure below. The suspended object is released from rest 5.4 m above the floor.
(a) Determine the tension in the string.
(b) Determine the magnitude of the acceleration of the object.
(c) Determine the speed with which the object hits the floor.
A major-league catcher gloves a 92 {rm mi}/{rm h} pitch and brings it to rest in 0.15 {rm m}.If the force exerted by the catcher is 803 {rm N}, what is the mass of ball.
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Two identical light bulbs of 60w and 120v are connected in parallel and these arre then connected across a 120v power source
what is the angle formed between wire and ground?
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