Preview Questions Electrical Technician | Role Specific Skill

Question 1: What is the correct procedure to take when repairing a damaged wire in a high-voltage area where the circuit is energized?

Which action should you take?

Choose only one option

Use insulated gloves and tools, and shut off power if possible

Use a voltage tester to confirm no voltage

Inspect the area before proceeding with repairs

Cut the power and repair the wire

Question 2: During the installation of a switchgear panel, what is the best practice for tightening busbar bolts?

Which action should you take?

Choose only one option

Use a pneumatic wrench

Use an impact wrench

Use a calibrated torque wrench

Hand tighten only

Question 3: Which device is best for locating an open circuit in a control panel?

Which action should you take?

Choose only one option

Continuity tester

Insulation resistance tester

Voltage probe

Digital multimeter

Question 4: When troubleshooting a circuit breaker that repeatedly trips under normal load conditions, which is the most likely cause?

Which action should you take?

Choose only one option

Incorrect breaker size

Ground fault

Faulty breaker insulation

Overcurrent due to external faults

Question 5: What is the primary purpose of safety interlocks in electrical panels?

Which action should you take?

Choose only one option

Provide voltage regulation

Prevent accidental access to live parts

Prevent short circuits

Reduce circuit overloading

Question 6: What type of protection is required for equipment installed in wet environments?

Which action should you take?

Choose only one option

Surge protection

Weatherproof enclosures

Ground fault protection

Insulation resistance