Two skydivers are holding on to each other while falling straight down at a common terminal speed of 55.90 m/s. Suddenly, they push away from each other. Immediately after separation, the first skydiver, who has a mass m₁ of 89.30 kg, has a velocity U₁ with the following components ("straight down" corresponds to the positive z-axis). U1.x = 4.930 m/s Ul.y = 4.750 m/s V1.z = 55.90 m/s What are the x- and y-components of the velocity U₂ of the second skydiver, whose mass m₂ is 57.70 kg, immediately after separation? Assume that there are no horizontal forces of air resistance acting on the skydivers. U2.x = m/s What is the change in kinetic energy of the system AKsystem? AKsystem = joules U2y = m/s

Two skydivers are holding on to each other while falling straight down at a common terminal speed of 55.90 m/s. Suddenly, they push away from each other. Immediately after separation, the first skydiver, who has a mass m₁ of 89.30 kg, has a velocity U₁ with the following components ("straight down" corresponds to the positive z-axis). U1.x = 4.930 m/s Ul.y = 4.750 m/s V1.z = 55.90 m/s What are the x- and y-components of the velocity U₂ of the second skydiver, whose mass m₂ is 57.70 kg, immediately after separation? Assume that there are no horizontal forces of air resistance acting on the skydivers. U2.x = m/s What is the change in kinetic energy of the system AKsystem? AKsystem = joules U2y = m/s

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter8: Conservation Of Energy

Section: Chapter Questions

Problem 84PQ

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