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    zamanie's Avatar
    zamanie Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Oct 25, 2013, 11:15 PM
    Pheripheral velocity.
    a spoke of a bicycle wheel turns through 8,42 radians in 1 sec hw long will it take the wheel to complete 4 revolutions
    Celine91's Avatar
    Celine91 Posts: 51, Reputation: 9
    Junior Member
    		  
    #2

    Oct 26, 2013, 05:02 AM
    1 revolution = 2 pi radians
    and pi = 3.14
    so 4 revolutions = 4 * 2 * 3.14 radians
    dont have a calculator, rest is very obvious.
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