Test your knowledge with our 5-question multiple choice quiz - and maybe learn some new things along the way. You can try it as often as you’d like.
Vibration IQ Part One
1 / 5
Unbalance is a machine defect that typically affects what frequency?
2 / 5
Misalignment often causes a peak level of 2x turning speed vibration, but should be verified using:
3 / 5
An accelerometer senses _________ due to vibratory movement.
4 / 5
Phase Analysis is the measurement of machinery vibration based on electrical conditions.
5 / 5
In Vibration Analysis, TWF is an abbreviation of:
Your score is
The average score is 78%
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Vibration IQ Part Two
_____ unbalance will cause a horizontal rotor to roll until the heavy spot is at the lowest position.
A Waterfall plot is the stack of several FFTs.
Misalignment between a motor and a pump often causes an elevated:
Structural Resonance is:
Misalignment will generate vibration amplitudes at which frequency(ies)?
The average score is 61%
Vibration IQ Part Three
Which of the following is not a form of misalignment of the shaft centerline of rotation?
Which of the following will affect vibration amplitudes related to misalignment?
Which of the following is likely to be elevated in response to a misaligned 3-piece Jaw-type coupling?
Phase is a poor indicator of misalignment.
Which of the following is not a good indicator of a soft foot?
The average score is 71%
