CEA Jobsite Safety Procedures 3

Question 1

What does the acronym 'GFI' or 'GFCI' stand for in electrical safety?

Accepted Answer

Ground Fault Circuit Interrupter

Answer

GFCI stands for Ground Fault Circuit Interrupter, a device that shuts off power when it detects current leaking to ground.

Question 2

An extension cord on a construction site is found to have a damaged outer jacket exposing the inner insulation. The correct action is to:

Accepted Answer

Remove it from service immediately and tag it as defective

Answer

Damaged extension cords must be removed from service immediately to prevent shock or fire hazard.

Question 3

When using a ladder to access an elevated work area, the ladder must extend at least how far above the landing?

Accepted Answer

3 feet

Answer

OSHA requires ladders to extend at least 3 feet above the upper landing to provide a handhold for workers stepping on or off.

Question 4

Which type of fire extinguisher is appropriate for an electrical fire?

Accepted Answer

Class C

Answer

Class C extinguishers use non-conductive agents and are rated for electrical fires involving energized equipment.

Question 5

Before beginning work in a confined space, workers must ensure the atmosphere is tested for which conditions?

Accepted Answer

Oxygen content, flammable gases, and toxic contaminants

Answer

OSHA requires testing confined spaces for oxygen deficiency/enrichment, flammable gases, and toxic air contaminants before entry.

(CEA) Certified Electrical Apprentice Practice Test