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    A) basma has a mass of 59kg and is running at 4m/s, what is her momentum?
    B)Basma approaches a road, so she stops quickly. It tAkes her 2.6 seconds to stop. What is the resultant force acting on her?

    Part a is 236kg m/s but how do I solve part b? Thanks
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    force=change in momentum / time
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    (Original post by elekro)
    force=change in momentum / time
    So is it -90.67n
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    (Original post by Joeldan)
    So is it -90.67n
    why minus?
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    (Original post by elekro)
    why minus?
    I guess bcoz the change is new momentum (0) - old momentum (236) = -236n/2.6 seconds = -90.76... Is it wrong? If yes please explain thanks
 
 
 
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