+1 vote
in Machine Dynamics by (34.3k points)
For a gearing system, the equivalent system is made consisting of three rotors. How many nodes will this new equivalent system will have?

(a) 0

(b) 1

(c) 2

(d) 3

The question was posed to me in an interview for job.

My question comes from Free Torsional Vibrations of a Geared System in division Torsional Vibrations of Machine Dynamics

1 Answer

0 votes
by (38.6k points)
Correct answer is (c) 2

To explain: When a gearing system is converted into an equivalent system consisting of three rotors, it will have two nodes on the shaft as the three-rotor system produces two nodes.

Related questions

We welcome you to Carrieradda QnA with open heart. Our small community of enthusiastic learners are very helpful and supportive. Here on this platform you can ask questions and receive answers from other members of the community. We also monitor posted questions and answers periodically to maintain the quality and integrity of the platform. Hope you will join our beautiful community