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Leleda
Leleda asked in Science & MathematicsPhysics · 3 years ago

Give the x- and y- components of the velocity for each of the following. A rock thrown off cliff at 32 m/s at 30° BELOW the horizontal.?

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  • alex
    Lv 7
    3 years ago

    Donward positive , g = 9.8m/s^2

    Vx = 32 cos 30º

    Vy = 9.8t + 32 sin 30º

  • billrussell42
    Lv 7
    3 years ago

    Vx = 32 cos 30º

    Vy = –32 sin 30º (– considered downward)

    those are initial values only. Vx remains constant, Vy increases due to gravity.

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