#1
Which organization develops electrical safety standards?
IEEE
ExplanationIEEE (Institute of Electrical and Electronics Engineers) develops electrical safety standards.
#2
What does NEC stand for in the context of electrical safety?
National Electric Code
ExplanationNEC stands for National Electric Code in the context of electrical safety.
#3
What does the acronym PPE stand for in electrical safety?
Personal Protective Equipment
ExplanationPPE stands for Personal Protective Equipment in electrical safety.
#4
What is the standard color code for identifying ground wires in electrical systems?
Green or bare copper
ExplanationThe standard color code for identifying ground wires in electrical systems is green or bare copper.
#5
What does the acronym AFCI stand for in electrical safety?
Arc Fault Circuit Interrupter
ExplanationAFCI stands for Arc Fault Circuit Interrupter in electrical safety.
#6
What is the standard voltage for most household electrical outlets in the US?
120 volts
ExplanationThe standard voltage for most household electrical outlets in the US is 120 volts.
#7
Which of the following is NOT a recommended practice for electrical safety?
Working on live circuits whenever necessary
ExplanationWorking on live circuits whenever necessary is NOT a recommended practice for electrical safety.
#8
Which organization is responsible for setting electrical safety standards in Europe?
IEC
ExplanationIEC (International Electrotechnical Commission) is responsible for setting electrical safety standards in Europe.
#9
What is the purpose of arc flash protective clothing?
To shield against arc flash incidents
ExplanationArc flash protective clothing is designed to shield against arc flash incidents.
#10
What is the purpose of a lockout/tagout procedure in electrical safety?
To secure electrical equipment during maintenance
ExplanationThe purpose of a lockout/tagout procedure is to secure electrical equipment during maintenance in electrical safety.
#11
What is the purpose of a GFCI (Ground Fault Circuit Interrupter) outlet?
To prevent electric shock
ExplanationThe purpose of a GFCI outlet is to prevent electric shock.
#12
Which of the following is NOT a safety measure to prevent electrical hazards?
Avoiding the use of circuit breakers
ExplanationAvoiding the use of circuit breakers is NOT a safety measure to prevent electrical hazards.
#13
What is the purpose of a dielectric strength test for electrical equipment?
To assess insulation integrity
ExplanationThe purpose of a dielectric strength test is to assess insulation integrity in electrical equipment.
#14
Which of the following is a recommended practice to prevent electrical shock?
Using non-conductive ladders
ExplanationUsing non-conductive ladders is a recommended practice to prevent electrical shock.
#15
What is the purpose of a Hazardous Area Classification in electrical safety?
To classify areas with potentially explosive atmospheres
ExplanationThe purpose of Hazardous Area Classification is to classify areas with potentially explosive atmospheres in electrical safety.