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NCCER ELECTRICAL 1 MODULE 9 QUESTIONS AND ANSWERS | LATEST VERSION | 2024/2025 | GRADED A+ $10.12
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NCCER ELECTRICAL 1 MODULE 9 QUESTIONS AND ANSWERS | LATEST VERSION | 2024/2025 | GRADED A+
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NCCER ELECTRICAL 1 MODULE 9 QUESTIONS AND ANSWERS | LATEST VERSION | 2024/2025 | GRADED A+ Why is proper wiring color-coding important? Proper color-coding helps ensure the correct identification of wires, reducing the risk of mistakes and improving safety during installation and repairs. ...

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

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  • nccer electrical 1 module 9 questions and answers

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  • NCCER ELECTRICAL 1 MODULE 9
  • NCCER ELECTRICAL 1 MODULE 9

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NCCER ELECTRICAL 1 MODULE 9
QUESTIONS AND ANSWERS | LATEST
VERSION | 2024/2025 | GRADED A+
Why is proper wiring color-coding important?


✔✔ Proper color-coding helps ensure the correct identification of wires, reducing the risk of

mistakes and improving safety during installation and repairs.




What is the difference between a two-way and three-way switch?


✔✔ A two-way switch controls a light from one location, while a three-way switch allows

control of the light from two different locations.




What is the function of a power factor correction device?


✔✔ A power factor correction device improves the efficiency of electrical systems by reducing

the phase difference between voltage and current, ensuring more efficient energy usage.




What is the purpose of electrical bonding in a structure?


✔✔ Bonding ensures all metal parts of an electrical system are at the same electrical potential,

reducing the risk of electrical shock.




1

, How does an electric motor work?


✔✔ An electric motor converts electrical energy into mechanical energy by using magnetic

fields to generate motion.




What are the safety considerations when working near energized equipment?


✔✔ Ensure proper lockout/tagout procedures, use insulated tools, wear personal protective

equipment, and verify that the equipment is de-energized before working on it.




Why is testing electrical systems important after installation?


✔✔ Testing ensures the system is correctly installed, safe, and functioning properly before it is

put into operation.




What is the purpose of a voltage drop calculation?


✔✔ A voltage drop calculation ensures that electrical circuits deliver the proper voltage to

devices, preventing malfunction or damage due to insufficient voltage.




What is the purpose of grounding electrical equipment?


✔✔ Grounding electrical equipment provides a safe path for electrical currents, preventing

electrical shock and equipment damage.

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