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PHYSICS ---HELP!

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Consider a hoola-hoop of radius R and it is spinning about its symmetry axis at a constant angular velocity. Now, I double its mass and halve its angular velocity. What is the new angular momentum in terms of the initial angular momentum?

  • PHYSICS ---HELP! - ,

    L = I w = m R^2 w

    L2 = 2 m R^2 w/2

    which is the same

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