(II) Extreme-sports enthusiasts have been known to jumpoff
Chapter , Problem 41(choose chapter or problem)
(II) Extreme-sports enthusiasts have been known to jumpoff the top of El Capitan, a sheer granite cliff of height910 m in Yosemite National Park. Assume a jumper runshorizontally off the top of El Capitan with speed 5.0 m/sand enjoys a freefall until she is 150 m above the valleyfloor, at which time she opens her parachute (Fig. 3-41).(a) How long is the jumper in freefall? Ignore air resistance.(b) It is important to be as far away from the cliff aspossible before opening the parachute. How far from the cliffis this jumper when sheopens her chute?
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