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WorksheetsNCCER 26102-20 — Electrical Safety Practice Test (Reconstructed)
Total questions: 15
Worksheet time: 8mins
The primary purpose of OSHA on a job site is:
to ensure workplace safety and health standards are followed
to provide financial support to employees
to manage employee payroll
to conduct job interviews
2. The voltage level generally considered the threshold for shock hazard is:
30 volts
50 volts
100 volts
10 volts
The minimum approach distance for energized conductors under 50 volts is:
0 feet
1 foot
2 feet
3 feet
4. The PPE item that protects your eyes from flying debris and arc flash is:
Safety goggles
Hard hat
Ear plugs
Gloves
Lockout/Tagout procedures are used to prevent what primary hazard?
Electrical shock
Slips and falls
Chemical burns
Noise exposure
Before working on an energized panel, what must be done?
Wear appropriate personal protective equipment (PPE)
Turn off all lights in the area
Remove all tools from the workspace
Increase the panel voltage
7. The type of fire extinguisher used for electrical fires is:
Water extinguisher
Foam extinguisher
Carbon dioxide (CO2) extinguisher
Wet chemical extinguisher
When using ladders near electrical equipment, the ladder should be made of:
Wood
Aluminum
Steel
Plastic
The first step in responding to an electrical shock victim is:
Call for emergency medical help immediately.
Move the victim away from the electrical source using a non-conductive object.
Check the victim's pulse before anything else.
Begin CPR right away.
10. The device designed to protect people from shock hazards in wet locations is:
Ground Fault Circuit Interrupter (GFCI)
Circuit Breaker
Fuse
Surge Protector
The term for a conductive path that allows unintended current flow to ground is:
Short circuit
Open circuit
Resistor
Capacitor
12. The National Electrical Code (NEC) is published by which organization?
National Fire Protection Association (NFPA)
American National Standards Institute (ANSI)
Institute of Electrical and Electronics Engineers (IEEE)
Occupational Safety and Health Administration (OSHA)
Insulated tools are required when working within how many inches of energized equipment?
36 inches
18 inches
12 inches
24 inches
If you find damaged extension cords on the job site, you should:
Continue using them until they completely stop working.
Report them and remove them from service immediately.
Tape them up and keep using them.
Ignore the damage and use them as normal.
15. The term that refers to a release of electrical energy that can cause burns or explosions is:
Arc flash
Short circuit
Ground fault
Overload
