#1
What is the recommended action if you encounter a damaged electrical cord in the workplace?
Report it to your supervisor immediately.
ExplanationPrompt reporting prevents potential hazards.
#2
What does the term 'grounding' refer to in electrical safety?
Removing excess charge from an object.
ExplanationGrounding ensures safety by neutralizing charges.
#3
What does OSHA stand for in the context of electrical safety regulations?
Occupational Safety and Health Administration
ExplanationOSHA sets standards for occupational safety.
#4
Why is it important to maintain clear access to electrical panels and circuit breakers?
To prevent accidental contact and allow for quick access during emergencies.
ExplanationClear access prevents accidents and aids emergency response.
#5
What does the acronym PPE stand for in electrical safety?
Personal Protective Equipment
ExplanationPPE shields workers from electrical hazards.
#6
What is the purpose of a GFCI (Ground Fault Circuit Interrupter) outlet?
To prevent electrical shocks.
ExplanationGFCI outlets swiftly interrupt power to prevent shocks.
#7
Which of the following is NOT a recommended practice for electrical safety in the workplace?
Using extension cords for permanent wiring.
ExplanationUsing extension cords for permanent wiring is unsafe.
#8
What does the term 'arc flash' refer to in electrical safety?
A sudden burst of light and heat due to an electrical explosion.
ExplanationArc flash is a dangerous result of electrical explosions.
#9
When working with electrical equipment, what should you do before performing maintenance or repairs?
Lockout/tagout procedures to de-energize the equipment.
ExplanationLockout/tagout ensures safety by de-energizing equipment.
#10
What should be done if an electrical fire occurs in the workplace?
Cut off the power and use a Class C or ABC fire extinguisher.
ExplanationCut power and use appropriate fire extinguisher for safety.
#11
What is the maximum voltage considered safe for use in a standard workplace?
120 volts
ExplanationStandard workplace voltage limit is 120 volts for safety.
#12
What should be done if a person receives an electric shock?
Call emergency medical services and provide first aid if trained to do so.
ExplanationImmediate medical aid should be sought for electric shock victims.
#13
What does the term 'dielectric strength' refer to in electrical safety?
The ability of a material to withstand high voltages without breaking down.
ExplanationDielectric strength measures a material's voltage resistance.
#14
What is the purpose of a thermographic inspection in electrical safety?
To detect overheating electrical equipment using infrared imaging.
ExplanationThermographic inspections identify overheating hazards.
#15
What does the term 'insulation resistance' measure in electrical safety?
The ability of insulation material to resist the flow of electrical current.
ExplanationInsulation resistance gauges material's current resistance.