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A jetliner, travelling northward, is landing with a speed of 79 m/s. Once the jet touches down, it has 710 m of runway in which to reduce its speed to 7.4 m/s. Compute the the average accelaration (magnitude and direction) of the plane during landing.

  • Physics -

    v^2=u^2+2fs or f=(v^2-u^2)/2s
    Negative acceleration (i.e. against the direction of motion)of 4.36m/s^2

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