A 5 kg sphere is dropped from a height y = 2 m to test newly designed
Question:
A 5 kg sphere is dropped from a height y = 2 m to test newly designed spring floors used in gymnastics. The mass of the floor section is 10 kg, and the effective stiffness of the floor is k = 120kN/m. Knowing that the coefficient of restitution between the ball and the platform is 0.6,
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Determine
(a) The height h reached by the sphere after rebound,
(b) The maximum force in the springs.
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Given m A 5kg m B 10kg y 2m e 06 k 120 kNm Given Sketch beforeafter impact Apply WorkEnergy t...View the full answer
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Related Book For 
Vector Mechanics for Engineers Statics and Dynamics
ISBN: 978-0073398242
11th edition
Authors: Ferdinand Beer, E. Russell Johnston Jr., David Mazurek, Phillip Cornwell, Brian Self
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