A mass is vibrating at the end of a spring of force constant 225 N/m. Figure E14.62

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A mass is vibrating at the end of a spring of force constant 225 N/m. Figure E14.62 shows a graph of its position x as a function of time t.

(a) At what times is the mass not moving?

(b) How much energy did this system originally contain?

(c) How much energy did the system lose between and t = 4.0 s? Where did this energy go?


Figure E14.62

x (cm) 1 (s) -5

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University Physics with Modern Physics

ISBN: 978-0321696861

13th edition

Authors: Hugh D. Young, Roger A. Freedman, A. Lewis Ford

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