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NCCER Electrical Module 8Questions and Answers | Latest Version | 2024/2025 | Correct & Verified $10.04
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NCCER Electrical Module 8Questions and Answers | Latest Version | 2024/2025 | Correct & Verified
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NCCER Electrical Module 8Questions and Answers | Latest Version | 2024/2025 | Correct & Verified What is the difference between a live wire and a neutral wire? A live wire carries current to the load, while a neutral wire returns current from the load to the electrical panel. Why is ...

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  • December 27, 2024
  • 11
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • nccer electrical module 8questions and answers l

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  • NCCER Electrical Module
  • NCCER Electrical Module

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NCCER Electrical Module 8Questions
and Answers | Latest Version | 2024/2025
| Correct & Verified
What is the difference between a live wire and a neutral wire?


✔✔ A live wire carries current to the load, while a neutral wire returns current from the load to

the electrical panel.




Why is it important to inspect electrical tools and equipment before use?


✔✔ Inspecting tools ensures they are in good working condition, preventing accidents caused by

malfunctioning or damaged equipment.




What is the purpose of a surge protector in electrical systems?


✔✔ A surge protector prevents electrical equipment from being damaged by sudden spikes in

voltage, such as those caused by lightning or power surges.




What are the consequences of using the wrong size wire for a circuit?


✔✔ Using the wrong size wire can cause overheating, electrical fires, or inadequate power

delivery to connected devices.




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, What is the function of an arc fault circuit interrupter (AFCI)?


✔✔ An AFCI detects and interrupts arcing faults that could lead to fires, enhancing safety in

electrical systems.




What is the significance of using a lockout/tagout procedure in electrical work?


✔✔ Lockout/tagout procedures ensure that electrical circuits are de-energized and cannot be

accidentally re-energized during maintenance, protecting workers from electrical hazards.




What is the role of a capacitor in an electrical motor circuit?


✔✔ A capacitor helps start the motor and improve its running efficiency by providing a phase

shift for the motor windings.




How do you calculate the total resistance in a parallel circuit?


✔✔ In a parallel circuit, the total resistance is calculated by taking the reciprocal of the sum of

the reciprocals of each individual resistance.




What is the difference between an electrical short circuit and an overload?


✔✔ A short circuit occurs when there is an unintended path for current to flow, while an

overload happens when the current exceeds the capacity of the circuit.

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