A spring (k = 220 N/m) is fixed at the top of a frictionless plane inclined at angle = 40°. A 1.3 kg block is projected up the plane, from an initial position that is distance d = 0.70 m from the end of the relaxed spring, with an initial kinetic energy of 31 J. (a) What is the kinetic energy of the block at the instant it has compressed the spring 0.30 m? (b) With what kinetic energy must the block be projected up the plane if it is to stop momentarily when it has compressed the spring by 0.60 m?

A spring (k = 220 N/m) is fixed at the top of a frictionless plane inclined at angle = 40°. A 1.3 kg block is projected up the plane, from an initial position that is distance d = 0.70 m from the end of the relaxed spring, with an initial kinetic energy of 31 J. (a) What is the kinetic energy of the block at the instant it has compressed the spring 0.30 m? (b) With what kinetic energy must the block be projected up the plane if it is to stop momentarily when it has compressed the spring by 0.60 m?

College Physics

11th Edition

ISBN:9781305952300

Author:Raymond A. Serway, Chris Vuille

Publisher:Raymond A. Serway, Chris Vuille

Chapter1: Units, Trigonometry. And Vectors

Section: Chapter Questions

Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...

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