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2 September, 16:59

An airplane starts at rest and accelerates down the runway for 25 s. At the end of the runway, its final velocity is 75 m/s east. What is its acceleration?

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  1. 2 September, 17:04
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    Answer

    3m/s²

    Explanation

    u=o

    t=25s

    v=75m/s

    from Newton's first law of motion,

    v=u+at

    75=0+a (25)

    75=25a

    a = 75/25

    a=3m/s²
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