NCCER Electrical Level 2 Module 2
Questions and Answers | Latest Version
| 2024/2025 | Correct & Verified
Why should you always use a properly rated fuse or circuit breaker in electrical systems?
✔✔Using the correct fuse or breaker ensures safe overcurrent protection and prevents electrical
fires.
What is the safest way to handle an electrical emergency?
✔✔Turn off the power source, call emergency services, and follow first aid procedures if
necessary.
What is the purpose of a lockout/tagout procedure during electrical work?
✔✔It ensures that electrical circuits are de-energized and cannot be accidentally energized while
maintenance is being performed.
How should electrical equipment be stored when not in use?
✔✔Store it in a dry, secure location to prevent damage and reduce the risk of electrical hazards.
1
, Why is it important to keep tools and equipment properly maintained?
✔✔Well-maintained tools reduce the risk of malfunction, electrical shock, or injury.
What should you do if you feel an electrical shock?
✔✔Immediately disconnect yourself from the electrical source and seek medical attention.
Why are warning signs and labels important in electrical work areas?
✔✔They alert workers to potential hazards and ensure that proper safety precautions are taken.
What is the role of a ground wire in electrical systems?
✔✔The ground wire provides a safe path for electrical current to flow to the earth in the event of
a fault.
How should you handle a situation where an electrical tool is malfunctioning?
✔✔Stop using the tool, unplug it, and report it for inspection or repair.
What is the purpose of using rubber insulating gloves when working with electrical systems?
✔✔Rubber gloves insulate the worker from electrical current, reducing the risk of shock.
2
Questions and Answers | Latest Version
| 2024/2025 | Correct & Verified
Why should you always use a properly rated fuse or circuit breaker in electrical systems?
✔✔Using the correct fuse or breaker ensures safe overcurrent protection and prevents electrical
fires.
What is the safest way to handle an electrical emergency?
✔✔Turn off the power source, call emergency services, and follow first aid procedures if
necessary.
What is the purpose of a lockout/tagout procedure during electrical work?
✔✔It ensures that electrical circuits are de-energized and cannot be accidentally energized while
maintenance is being performed.
How should electrical equipment be stored when not in use?
✔✔Store it in a dry, secure location to prevent damage and reduce the risk of electrical hazards.
1
, Why is it important to keep tools and equipment properly maintained?
✔✔Well-maintained tools reduce the risk of malfunction, electrical shock, or injury.
What should you do if you feel an electrical shock?
✔✔Immediately disconnect yourself from the electrical source and seek medical attention.
Why are warning signs and labels important in electrical work areas?
✔✔They alert workers to potential hazards and ensure that proper safety precautions are taken.
What is the role of a ground wire in electrical systems?
✔✔The ground wire provides a safe path for electrical current to flow to the earth in the event of
a fault.
How should you handle a situation where an electrical tool is malfunctioning?
✔✔Stop using the tool, unplug it, and report it for inspection or repair.
What is the purpose of using rubber insulating gloves when working with electrical systems?
✔✔Rubber gloves insulate the worker from electrical current, reducing the risk of shock.
2
