Physics

You tossed a five-peso coin upward with a velocity of +1.47 m/s. Neglecting
air resistance, find the maximum height reached by your coin.You tossed a five-peso coin upward with a velocity of +1.47 m/s. Neglecting
air resistance, find the maximum height reached by your coin.

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  1. why did you say everything twice?
    v^2 = 2as
    s = v^2/2a = 1.47^2/19.6 = 0.11m

    or, since v = 1.47-9.81t, v=0 at t=0.1498s
    h = 1.47*0.1498 - 4.9*0.1498^2 = 0.11 m
    so, about 11cm

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