Free Fall Time Calculation · PhysicsBowl 2010 #29

Physics · mechanics

Problem

A ball initially at rest falls without air resistance from a height hh above the ground. If the ball falls the first distance h2\frac{h}{2} in a time tt, how much time is required to fall the remaining distance of h2\frac{h}{2}? (A) 0.25t (B) 0.41t (C) 0.50t (D) 0.71t (E) 1.00t

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