Two balls are thrown with equal speeds from the top of a
Chapter , Problem 118(choose chapter or problem)
Two balls are thrown with equal speeds from the top of a cliff of height h. One ball is thrown at an angle of _ above the horizontal. The other ball is thrown at an angle of _ below the horizontal. Show that each ball strikes the ground with the same speed, and find that speed in terms of h and the initial speed v0. (Ignore any effects due to air resistance.)
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