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physics

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A merry-go-round in a playground has a mass of 200 kg and radius of 1.50 m. You apply a force F = 23 N tangentially to the edge of the merry-go-round for a time of 6.5 s. The moment of inertia of the merry-go-round is 1/2(mR2).

What is the angular acceleration of the merry-go-round?

  • physics -

    008

  • physics -

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    32

  • physics -

    Use Kr=.5 I w f^2

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