What is the angular momentum of a 0. 25 kg mass rotating on the end of a piece of rope in a circle of radius 0. 75m at an angular speed of 12. 5 rad/s?

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asked Jul 6, 2023 142k views

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What is the angular momentum of a 0. 25 kg mass rotating on the end of a piece of rope in a circle of radius 0. 75m at an angular speed of 12. 5 rad/s?

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Eric Robinson asked

by Eric Robinson

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Answer:

The angular momentum before I pull the cord in is L = Ibωb = (0.25 kg-m2) (5 radians/second) = 1.25 kg-m2/s.

Nordes answered Jul 10, 2023

by Nordes

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