Answer to Question #321426 in Quantum Mechanics for raine

Quantum Mechanics

Question #321426

a rock is thrown horizontally from the top of a cliff 88m high, with a horizontal speed of 25m/s. with what velocity does the rock hit?

Expert's answer

"v_x=25~\\frac ms,"

"v_y=\\sqrt{2gh}=41.5~\\frac ms,"

"v=\\sqrt{v_x^2+v_y^2}=48.5~\\frac ms."

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