What is electricity?

• Solid mass

• The movement of free electrons between atoms

• The movement of atoms within an object

• Movement within the nucleus of an atom

What does 'electrocution' mean?

• Any accident involving electricity

• Exposed to electrical current

• Killed by electrical shock

• Received a mild electrical shock

Arc flash/arc blast can reach maximum temperatures up to 350 ̊F?

• False

• True

Which gauge of wire will carry the most current?

• 14 gauge

• 12 gauge

• 10 gauge

• 00 gauge

What does GFCI stand for?

• Ground Floor Connection Intersector

• Ground Flow Current Interceptor

• Ground Flexible Conduit Insulator

• Ground Fault Circuit Interrupter

Which of the following is a safe practice?

• Holding fingers on switch button while carrying a plugged-in tool

• Yanking cord to disconnect plug from outlet

• Carrying power tool by the cord

• Keeping cords away from heat, oil, and sharp edges

Who is responsible for ensuring that overhead power lines are de-energized?

• Power company

• Employer

• Municipality

• Employee

What is the purpose of a ground-fault circuit interrupter (GFCI)?

• All of the above

• To detect ground faults and interrupt electric current

• To limit the duration of electrical shock

• To protect people from electrical shock

What is the main hazard associated with damaged or bare wires?

• Explosion

• Electrical burns

• Electrical shock

• Fire hazard

What is the purpose of lockout/tagout (LOTO) procedures?

• To prevent the unexpected release of hazardous gases, fluids, or solid matter

• To prevent contact with operating equipment parts

• All of the above

• To protect workers from injury while working on or near electrical circuits and equipment