The last stage of a rocket, which is traveling at a speed of 8300 m/s, consists of two parts that are clamped together: a rocket case with a mass of 370 kg and a payload capsule with a mass of 140 kg. When the clamp is released, a compressed spring causes the two parts to separate (with the payload being propelled forward and the rocket case backward) with a relative speed of 720 m/s. What are the speeds of (a) the rocket case and (b) the payload after they have separated? Assume that all velocities are along the same line. Find the total kinetic energy of the two parts (c) before they seperate?
The last stage of a rocket, which is traveling at a speed of 8300 m/s, consists of two parts that are clamped together: a rocket case with a mass of 370 kg and a payload capsule with a mass of 140 kg. When the clamp is released, a compressed spring causes the two parts to separate (with the payload being propelled forward and the rocket case backward) with a relative speed of 720 m/s. What are the speeds of (a) the rocket case and (b) the payload after they have separated? Assume that all velocities are along the same line. Find the total kinetic energy of the two parts (c) before they seperate?
Principles of Physics: A Calculus-Based Text
5th Edition
ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter8: Momentum And Collisions
Section: Chapter Questions
Problem 31P
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The last stage of a rocket, which is traveling at a speed of 8300 m/s, consists of two parts that are clamped together: a rocket case with a mass of 370 kg and a payload capsule with a mass of 140 kg. When the clamp is released, a compressed spring causes the two parts to separate (with the payload being propelled forward and the rocket case backward) with a relative speed of 720 m/s. What are the speeds of (a) the rocket case and (b) the payload after they have separated? Assume that all velocities are along the same line. Find the total kinetic energy of the two parts (c) before they seperate?
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