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A 8000 kg truck travels at a speed of 4 m/s on a track.?

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  • Ash
    Lv 7
    2 months ago

    truck or train ?? :-)

    a) momentum, p = mv = (8000 kg)*(4 m/s) = 32000 kg m/s

    b) FΔt = Δp

    Δt = Δp/F = (32000 - 0)/(950) = 33.7 s

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