A parachutist weighing m=70kg (including equipment) falls vertically from a height of 1500 meters and opens the parachute after 10s of free fall. Suppose the coefficient of friction is 5kg/s when the parachute is closed and 100kg/sec. What is the limit speed Vf after the parachute opens?
A parachutist weighing m=70kg (including equipment) falls vertically from a height of 1500 meters and opens the parachute after 10s of free fall. Suppose the coefficient of friction is 5kg/s when the parachute is closed and 100kg/sec. What is the limit speed Vf after the parachute opens?
Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter11: Energy And Its Conservation
Section: Chapter Questions
Problem 83A
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A parachutist weighing m=70kg (including equipment) falls vertically from a height of 1500 meters and opens the parachute after 10s of free fall. Suppose the coefficient of friction is 5kg/s when the parachute is closed and 100kg/sec. What is the limit speed Vf after the parachute opens?
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