A computer (weight W=100N) in a packing case is protected against impact by foam plastics (spring stiffness k = 100 N/cm). From what height h the case may hit a hard surface, if the acceleration of the computer shall not be bigger than four times the gravity?

A computer (weight W=100N) in a packing case is protected against impact by foam plastics (spring stiffness k = 100 N/cm). From what height h the case may hit a hard surface, if the acceleration of the computer shall not be bigger than four times the gravity?

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter5: Newton's Laws Of Motion

Section: Chapter Questions

Problem 23PQ: The x and y coordinates of a 4.00-kg particle moving in the xy plane under the influence of a net...

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Newton’s Third Law of Motion

The horse pulls the cart and the cart pulls the horse in response as per Newton third law. So the big question is, “Don’t the two forces cancel each other? How does the cart accelerate?”

Question

A computer (weight W=100N) in a packing case is protected against impact by foam plastics (spring stiffness k = 100 N/cm).

From what height h the case may hit a hard surface, if the acceleration of the computer shall not be bigger than four times the gravity?

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