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    Strategy to find speed of hockey puck at launch and as it leaves the rink

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    A hockey puck just clears the 2.00-m high boards on its way out of the rink. The base of the boards is 20.2 m from the point where the puck is launched. a. given the launch angle of the puck (-), outline a strategy that you can use to find its initial speed Vo.
    b. use your strategy to find Vo for (-) = 15.0 degrees.

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    https://brainmass.com/physics/classical-mechanics/strategy-speed-hockey-puck-launch-leaves-rink-8216

    Solution Preview

    a.
    In vertical direction:
    Vo sin(Q) * T - (1/2)gT^2 = H = 2.00 ....(1)
    where Q is the angle of launch and T is the total time of ...

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