Preview Questions Electrical Technician | Role Specific Skill

Question 1: When troubleshooting an electric panel that intermittently loses power, which tool is most effective for diagnosing loose connections?

Which action should you take?

Choose only one option

Multimeter

Thermal imaging camera

Insulation resistance tester

Clamp meter

Question 2: When maintaining an electric motor, what tool would you use to check the motor windings resistance?

Which action should you take?

Choose only one option

Clamp meter

Digital multimeter

Megger insulation tester

Thermal imaging camera

Question 3: When repairing a circuit with multiple parallel wires, how do you ensure even current distribution across the wires?

Which action should you take?

Choose only one option

Increase the wire gauge for all wires

Install an equalizing resistor across the wires

Ensure all wires are of the same length and gauge

Ensure proper grounding of each wire

Question 4: What is the significance of grounding electrical equipment in an industrial facility?

Which action should you take?

Choose only one option

To prevent overloads in electrical circuits

To reduce electromagnetic interference (EMI)

To prevent electrical shock

To increase the efficiency of the system

Question 5: In maintenance of power distribution equipment, what is the primary function of an earth fault relay?

Which action should you take?

Choose only one option

To provide protection during a short circuit

To detect and disconnect ground faults

To monitor system voltage

To measure the load current

Question 6: According to the OSHA standards, what is the maximum permissible voltage for a "Low Voltage" system in a residential installation?

Which action should you take?

Choose only one option

120V

240V

100V

50V