At which frequency ratio, phase angle increases as damping factor increases? A. When frequency ratio is less than unity B. When frequency ratio is more than unity C. When frequency ratio is zero D. All of the above

At which frequency ratio, phase angle increases as damping factor increases?
A. When frequency ratio is less than unity
B. When frequency ratio is more than unity
C. When frequency ratio is zero
D. All of the above
by

1 Answer

Answer :

A. When frequency ratio is less than unity
by

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