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A simple pendulum is found to vibrate at frequency of 0.6 Hz in a vacuum and 0.45 Hz in a viscous fluid. Answer questions

A simple pendulum is found to vibrate at frequency of 0.6 Hz in a vacuum and 0.45 Hz in a viscous fluid. Answer questions 5-6. 5. What is the cord length? A. 0.994 m. C. 0.388 m E. 0.212 m 6. What is the damping ratio? A. 0.661 C. 0.436 E. 0.827 B. 0.690 m D. 0.507 m B. 0.766 D. 0.911

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