19–33. The 80-kg man is holding two dumbbells whilestanding on a turntable of negligible mass, which turnsfreely about a vertical axis. When his arms are fullyextended, the turntable is rotating with an angular velocityof 0.5 rev/s. Determine the angular velocity of the manwhen he retracts his arms to the position shown. When hisarms are fully extended, approximate each arm as a uniform6-kg rod having a length of 650 mm, and his body as a 68-kgsolid cylinder of 400-mm diameter. With his arms in theretracted position, assume the man is an 80-kg solid cylinderof 450-mm diameter. Each dumbbell consists of two 5-kgspheres of negligible size.0.20 m0.65 m0.3 m40.3 m

Given data: Mass of man given = 80 kg Angular velocity of the turntable when arms…

Answered: 19–33. The 80-kg man is holding two…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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19–33. The 80-kg man is holding two dumbbells while standing on a turntable of negligible mass, which turns freely about a vertical axis. When his arms are fully extended, the turntable is rotating with an angular velocity of 0.5 rev/s. Determine the angular velocity of the man when he retracts his arms to the position shown. When his arms are fully extended, approximate each arm as a uniform 6-kg rod having a length of 650 mm, and his body as a 68-kg solid cylinder of 400-mm diameter. With his arms in the retracted position, assume the man is an 80-kg solid cylinder of 450-mm diameter. Each dumbbell consists of two 5-kg spheres of negligible size. -0.20 m 0.65 m 0.3 m H0.3 m Prob. 19–33
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