Question: Ilustrative Example 2 8 . 6 . In a test block of the size 1 . 5 m 1 . 0 m 0 . 7

Ilustrative Example 28.6. In a test block of the size 1.5m1.0m0.75m, resonance occurs at a frequency of 20 cycles per second in the vertical vibration. Determine the coefficient of elastic uniform compression (Cw) if the mass of oscillator is 70kg and the force produced by it at 15 cycles per second is 1000N. Also compute the maximum amplitude at 15 cycles per second.
Ilustrative Example 2 8 . 6 . In a test block of

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