2. A 4-kg gun shoots a 0.1-kg bullet at 400 m/s. Find the recoil speed of the gun.

Question

2. A 4-kg gun shoots a 0.1-kg bullet at 400 m/s. Find the recoil speed of the gun.

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Minh Khuê 2 weeks 2021-09-02T19:52:52+00:00 1 Answers 0 views 0

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    2021-09-02T19:53:54+00:00

    Answer:10m/s

    Explanation:

    M=mass of gun=4kg

    U=recoil velocity of gun

    m=mass of bullet=0.1kg

    V=velocity of bullet=400m/s

    M x U=m x V

    4 x U=0.1 x 400

    4xU=40

    Divide both sides by 4

    (4xU)/4=40/4

    U=10m/s

    Recoil velocity=10m/s

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