Why can't the concept of logarithmic decrement be used to measure viscous damping ratios greater than or
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Why can't the concept of logarithmic decrement be used to measure viscous damping ratios greater than or equal to one.
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FIGURE SP3.18 *10 1 0.9- x 0.8 0.7 D.6- x0.5- 0.4 0.3- 0.2- 0.1 0 0 0.2 0.4 0.6 0.8 1 1.2 1.4 16 1.8 2 [ (a) 10 1 0.8 D.6 0.4- 0.2- 0 -0.2- 0,4- -0.6 -0.8- 1 0 01.2 01.4 0.6 18 1 1.2 1.4 1.6 1.8 (b) 2
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