Industrial Maintenance and Production
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Questions and Answers

What is a major advantage of accelerometers?

  • High frequency response
  • Complex calibration process
  • No external power required (correct)
  • Large and heavy

Which type of transducer is preferred for vibration monitoring on rotating machinery?

  • Velocity pickup
  • Accelerometer
  • Eddy current transducer (correct)

What is a limitation of accelerometers?

  • They are compact and lightweight
  • They are expensive
  • They are sensitive to magnetic fields (correct)
  • They have a narrow frequency response

How many transducers are typically used on larger, more critical machines?

<p>2, mounted 90° apart (C)</p> Signup and view all the answers

What is a characteristic of handheld vibration meters and analyzers?

<p>They provide a display of vibration levels (B)</p> Signup and view all the answers

What is a method of mounting accelerometers?

<p>All of the above (D)</p> Signup and view all the answers

What is the purpose of a transducer in measuring machinery or structural vibration?

<p>To convert one type of energy to electric current or voltage (D)</p> Signup and view all the answers

What is the most common type of transducer used for general purpose machine-monitoring?

<p>Velocity pickup (B)</p> Signup and view all the answers

What is the unit of measurement for velocity in vibration analysis?

<p>m/s (C)</p> Signup and view all the answers

How often should a velocity pickup be calibrated?

<p>Annually (C)</p> Signup and view all the answers

What is the reference value for velocity in vibration measurement?

<p>10-3 m/s (D)</p> Signup and view all the answers

What is the purpose of verification in velocity pickup calibration?

<p>To verify the pickup's internal moving parts are not subject to fatigue failure (A)</p> Signup and view all the answers

What is the primary role of a Maintenance Engineer?

<p>Undertaking scheduled maintenance and responding to breakdowns (D)</p> Signup and view all the answers

What is the key skill required for a Maintenance Engineer to work effectively under pressure?

<p>Problem-solving skills (C)</p> Signup and view all the answers

What is the unit of measurement for acceleration in vibration?

<p>m/s2 (C)</p> Signup and view all the answers

What type of motion can vibration be classified into?

<p>Simple harmonic or complex (A)</p> Signup and view all the answers

What is the role of a Production Engineer?

<p>All of the above (D)</p> Signup and view all the answers

What is the definition of vibration?

<p>Oscillating motion of a particle or body about a fixed reference point (C)</p> Signup and view all the answers

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