5. Projectile Motion
Positive (Upward) Launch
Problem 3i
Textbook Question
Textbook QuestionA rookie quarterback throws a football with an initial upward velocity component of 12.0 m/s and a horizontal velocity component of 20.0 m/s. Ignore air resistance. (c) How much time (after it is thrown) is required for the football to return to its original level? How does this compare with the time calculated in part (a)?
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