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Anonymous
Anonymous asked in Science & MathematicsPhysics · 2 months ago

physics multiple choice ?

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3 Answers

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  • oubaas
    Lv 7
    2 months ago

    20

    t = m*V/F = 15*83/85 = 14.65 sec 

    21

    ΔV = Δt*F/m = (4-0)*27/5 = 21.6 m/sec

    22

    F = m*ΔV/Δt = 15*17/6 = 42.5 N 

    23

    m = F*Δt/ΔV = 13*2/15 = 1.733 kg 

  • Jim
    Lv 7
    2 months ago

    Please, only 1 question at a time, and tell us how much you know about the problem

  • ?
    Lv 7
    2 months ago

    yes it is isn't it

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