While examining vibration analysis of a particular piece of rotating machinery, one of the measurement location readings exhibits high amplitude/displacement in vertical and horizontal direction at 2 X RPM frequency. What would this indicate?
Official USCG Answer & Rule Citation
Correct Answer: Option D — Misalignment.
Under USCG National Maritime Center examination standards, the accepted correct answer is: Misalignment..
100% Free & Open Access — No daily limits, paywalls, or gated answers on BrightMariner.