For lightly damped heavy rotor systems, resonance occurs when the forcing co is equal to: Where \[{{\omega }_{cr}}\] is the critical speed.

\[\frac{1}{2}\,\,{{\omega }_{cr}}\]

\[\sqrt{2}\,\,{{\omega }_{cr}}\]

For lightly damped heavy rotor systems, resonance occurs when the forc

1.	For lightly damped heavy rotor systems, resonance occurs when the forcing co is equal to: Where \[{{\omega }_{cr}}\] is the critical speed.
A.	\[2\,\,{{\omega }_{cr}}\]
B.	\[\sqrt{2}\,\,{{\omega }_{cr}}\]
C.	\[{{\omega }_{cr}}\]
D.	\[\frac{1}{2}\,\,{{\omega }_{cr}}\]
Answer» D. \[\frac{1}{2}\,\,{{\omega }_{cr}}\]

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For lightly damped heavy rotor systems, resonance occurs when the forcing co is equal to: Where \[{{\omega }_{cr}}\] is the critical speed.

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