Troubleshooting Industrial Motors Quiz

What is a common symptom of a motor experiencing a winding fault?

• Excessive noise

• Overheating

• Low voltage

• High vibration

Which electrical testing method is used to measure the insulation resistance of a motor?

• Multimeter test

• Megger test

• Continuity test

• Ohmmeter test

What is the primary purpose of mechanical alignment in motors?

• To reduce electrical resistance

• To minimise vibration and wear

• To increase motor speed

• To enhance cooling efficiency

Which of the following is a common cause of motor bearing failure?

• Low ambient temperature

• Excessive lubrication

• Misalignment

• Low voltage

What does a high vibration reading typically indicate in a motor?

• Proper alignment

• Imbalance or misalignment

• Low power consumption

• Efficient operation

Which of the following is NOT a method of electrical testing for motors?

• Insulation resistance test

• Vibration analysis

• High-potential test

• Continuity test

What is the typical unit of measurement for motor shaft alignment?

• Degrees

• Metres

• Millimetres

• Feet

Which preventive maintenance strategy involves replacing parts before they fail?

• Reactive maintenance

• Predictive maintenance

• Proactive maintenance

• Corrective maintenance