An athlete with a mass of 65.0 kg is running at a horizontal velocity of 10.5 m/s before jumping at the takeoff line. When he arrives at the takeoff line, he stays in contact with the ground for 0.185 seconds before taking off at a 50.0 degree angle with a velocity of 12.5 m/s. Determine the vertical component of the average impulsive force exerted on the athlete by the ground. 10.5 m/s Take- off line 12.5 m/s 50°
An athlete with a mass of 65.0 kg is running at a horizontal velocity of 10.5 m/s before jumping at the takeoff line. When he arrives at the takeoff line, he stays in contact with the ground for 0.185 seconds before taking off at a 50.0 degree angle with a velocity of 12.5 m/s. Determine the vertical component of the average impulsive force exerted on the athlete by the ground. 10.5 m/s Take- off line 12.5 m/s 50°
Physics for Scientists and Engineers: Foundations and Connections
1st Edition
ISBN:9781133939146
Author:Katz, Debora M.
Publisher:Katz, Debora M.
Chapter10: Systems Of Particles And Conservation Of Momentum
Section: Chapter Questions
Problem 59PQ
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Show the complete solution for the problem below (typewritten as much as possible).
Hints: This problem is non-impulsive so the impulse from the weight of the man is not negligible.
Draw momentum-inertia diagram (apply momentum-inertia theorem).
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