Preview Questions Electrical Maintenance Engineer | Role Specific Skill

Question 1: How often should infrared thermography be used in preventive maintenance for high-voltage electrical equipment?

Which action should you take?

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Monthly

Annually

Biannually

Every five years

Question 2: When testing a circuit breaker for proper operation, what should be checked to ensure safety?

Which action should you take?

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The trip time and current rating

The breaker's arc suppression capacity

The breaker's insulation resistance

The mechanical integrity of the breaker components

Question 3: What should be included in the maintenance logbook for high-voltage equipment?

Which action should you take?

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Detailed installation procedures

Operator training records

Electrical panel designs

Routine inspection intervals and testing results

Question 4: What maintenance activity helps prevent bearing failures in motors?

Which action should you take?

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Increasing motor speed

Regular lubrication

Rebalancing shafts

Rewinding the motor

Question 5: In troubleshooting a circuit with fluctuating voltage, what component would you inspect first?

Which action should you take?

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The circuit breakers for faulty operation

The transformer for signs of overheating

The voltage regulator and its associated components

The capacitor banks for improper loading

Question 6: Which maintenance activity is most crucial when performing preventive maintenance on high-voltage electrical equipment?

Which action should you take?

Choose only one option

Monitoring the system for external noise disturbances

Adjusting the voltage settings manually

Inspecting and cleaning the insulators and checking for moisture ingress

Repainting the external surfaces