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    Maria A Gonzale's Avatar
    Maria A Gonzale Posts: 13, Reputation: 1
    New Member
    		  
    #1

    Sep 29, 2008, 07:25 PM
    Unknown Formulas
    Considering acceleration is 10 m/s^2.
    So what is acceleration of 46 kg pail of cement that is pulled upward with force of 296 N?What formulas what I use to solve it?
    ISneezeFunny's Avatar
    ISneezeFunny Posts: 4,175, Reputation: 821
    Ultra Member
    		  
    #2

    Sep 29, 2008, 07:31 PM

    first, know that F = ma

    find the net force (vertical)

    downward force is (46)(10) = 460 N

    upward force is 296 N

    find net force

    460 - 296 = 164 downward

    F = ma

    164 = (46)(a)

    solve for a.
    Maria A Gonzale's Avatar
    Maria A Gonzale Posts: 13, Reputation: 1
    New Member
    		  
    #3

    Sep 30, 2008, 02:14 PM

    Yea I still can't get the right answer...
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