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cFe Higher Physics watch

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    Hi guys, realised there wasn't a physics thread...

    Can anyone help me with part C of this question???

    A Car of Mass 800kg is accelerated from rest to 18ms in 12 sec

    a) calculate size of resultant force on car
    b) calculate how far the car travels in 12sec
    c) at the end of the 12seconds the brakes are operated and the car comes to rest in a distance of 50m
    calculate average frictional force acting on car

    PLZZ HELP
 
 
 
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Updated: September 6, 2015
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