Question: Physics 9. A ball is thrown horizontally from the top of a cliff, with initial speed vo (at t=0). At a given moment, its velocity

Physics 9. A ball is thrown horizontally from the top of

Physics

9. A ball is thrown horizontally from the top of a cliff, with initial speed vo (at t=0). At a given moment, its velocity vector makes an angle u with the horizontal (Figure 3-47). Obtain a formula for the angle u as a function of time t if the ball describes the trajectory of a projectile

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