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As a quarterback throws the football, it leaves his hand at a height of h and...

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Physics

As a quarterback throws the football, it leaves his hand at aheight of h and at an initial speed of v0 at an angle θ above thehorizontal. The receiver can’t get to the football in time and itfalls onto the field. What is the ball’s speed as it hits theground? Solve this problem in two ways: (a) using kinematics,explicitly calculating the trajectory the ball takes (b) usingconservation of (kinetic + potential) energy

Answer & Explanation Solved by verified expert
4.5 Ratings (997 Votes)
consider the motion of football in Ydirection voy initial velocity in Ydirection vo Sin ay acceleration g Y vertical displacement h vfy final velocity as it hits the ground using the equation v2fy v2oy 2 ay Y v2fy vo Sin2 2 g    See Answer
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