NSC NSC Electrical Safety

Question 1

What is the minimum approach distance for an unqualified worker near exposed electrical parts operating at 50 volts or greater?

Accepted Answer

At least 10 feet

Answer

At least 3 feet

Answer

At least 6 feet

Answer

At least 1 foot

Question 2

According to the NSC, which of the following is the most common cause of electrical injuries in the workplace?

Accepted Answer

Contact with overhead power lines

Answer

Defective power tools

Answer

Overloaded circuits

Answer

Wet conditions near outlets

Question 3

What does GFCI stand for in electrical safety?

Accepted Answer

Ground Fault Circuit Interrupter

Answer

General Fault Current Indicator

Answer

Ground Fault Compliance Inspection

Answer

General Frequency Circuit Interrupter

Question 4

Which OSHA standard covers electrical safety requirements for general industry workplaces?

Accepted Answer

29 CFR 1910.303–1910.399

Answer

29 CFR 1910.147

Answer

29 CFR 1910.134

Answer

29 CFR 1910.119

Question 5

What is the purpose of an Arc Flash Risk Assessment in the workplace?

Accepted Answer

To identify the incident energy levels of electrical equipment and determine required PPE

Answer

To audit fire suppression systems near electrical panels

Answer

To certify electricians for high-voltage work

Answer

To document the age of electrical equipment in the facility

Question 6

Extension cords should NOT be used as a substitute for what in the workplace?

Accepted Answer

Permanent wiring

Answer

Surge protectors

Answer

Ground fault circuit interrupters

Answer

Power strips