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18 Questions

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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?

2, mounted 90° apart Signup and view all the answers

What is a characteristic of handheld vibration meters and analyzers?

They provide a display of vibration levels Signup and view all the answers

What is a method of mounting accelerometers?

All of the above Signup and view all the answers

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

To convert one type of energy to electric current or voltage Signup and view all the answers

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

Velocity pickup Signup and view all the answers

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

m/s Signup and view all the answers

How often should a velocity pickup be calibrated?

Annually Signup and view all the answers

What is the reference value for velocity in vibration measurement?

10-3 m/s Signup and view all the answers

What is the purpose of verification in velocity pickup calibration?

To verify the pickup's internal moving parts are not subject to fatigue failure Signup and view all the answers

What is the primary role of a Maintenance Engineer?

Undertaking scheduled maintenance and responding to breakdowns Signup and view all the answers

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

Problem-solving skills Signup and view all the answers

What is the unit of measurement for acceleration in vibration?

m/s2 Signup and view all the answers

What type of motion can vibration be classified into?

Simple harmonic or complex Signup and view all the answers

What is the role of a Production Engineer?