Two children standing on opposite sides of a merry-ground (see Fig. 8.5) are trying to rotate it.
Question:
(a) If the merry-go-round has a mass of 180 kg and a radius of 2.0 m, what is the angular acceleration of the merry-go-round? (Assume the merry-go-round is a uniform disk.)
(b) How fast is the merry-go-round rotating after 4.0 s?
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a The rotational inertia of the merrygoround is I MR 2 and that of the chi...View the full answer
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Related Book For 
Physics
ISBN: 978-0077339685
2nd edition
Authors: Alan Giambattista, Betty Richardson, Robert Richardson
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