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19 August, 07:29

Max and maya are riding on a merry-go-round that rotates at a constant speed. if the merry-go-round makes 3.5 revolutions in 9.2 seconds, what is its angular speed?

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  1. 19 August, 09:02
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    Angular speed is given by

    w = number of revolutions / total time

    w = 3.5 revs / 9.2s = 0.38 revs/s

    We can convert this result to radians per second, knowing that 1 rev = 2pi radians

    w = 0.38 (2*pi) rads/s = 2.388 rads / second
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