17-53. The arched pipe has a mass of 80 kg and rests on
Chapter 18, Problem 17-53(choose chapter or problem)
17-53. The arched pipe has a mass of 80 kg and rests on the surface of the platform. As it is hoisted from one level to the next, a = 0.25 rad/s2 and to = 0.5 rad/s at the instant 0 = 30. If it does not slip, determine the normal reactions of the arch on the platform at this instant.
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