Physics: Principles with Applications (7th Edition)

Published by Pearson
ISBN 10: 0-32162-592-7
ISBN 13: 978-0-32162-592-2

Chapter 11 - Oscillations and Waves - Problems: 4

Answer

$3.2 \times 10^2 N/m$.

Work Step by Step

Use equation 11-6a to relate the period T=2.0s and the mass of m=32kg.. $$T=2 \pi \sqrt{\frac{m}{k}}$$ $$k=4 \pi^2\frac{m}{T^2}=4 \pi^2\frac{32kg}{(2.0s)^2} \approx 3.2 \times 10^2 N/m $$
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