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30 October, 13:36

A golfer hits a golf ball at an angle of 30 degrees from the ground, with an initial velocity of 120 ft/sec. It lands on the ground, after 5 seconds

How far did the golf ball travel horizontally?

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  1. 30 October, 13:45
    0
    dа ta:

    Vo = 120 ft / s

    α = 30°

    t = 5 s

    x = ?

    Formulas:

    cos (α) = Vo, x / Vo = > Vo, x = Vo * cos (α)

    x = Vo, x * t

    Calculations:

    Vo, x = 120 ft / s * cos (30) = 103.92 ft / s

    x = 103.92 ft/s * 5 s = 519.6 ft

    Answer: 519.6 ft
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