a machine gun 2000kg on a horizontal frictional surface fire10 bullet per second of mass of each bullet 10 gram and the velocity of eac

Question

a machine gun 2000kg on a horizontal frictional surface fire10 bullet per
second of mass of each bullet 10 gram and the velocity of each is 500m/ then the acceleration
of the car will be

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Rose 4 weeks 2021-08-17T05:33:00+00:00 1 Answer 0 views 0

Answers ( )

    0
    2021-08-17T05:34:18+00:00

    Step-by-step explanation:

    Mcar=2000kg

    n=10 bullets/second

    mb=10g=0.01kg

    vb=500m/s

    Momentum of each bullet=Pb=mbvb=0.01×500=5kgms−1

    Force on car=nPb=50kgms−2

    Fcar=50N

    acar=200050=401=0.025ms−2

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