Electrical Safety Practices Final Quiz 1

What is the American Wire Gauge (AWG) system used for?

• Determining wire size

• Measuring electrical current

• Testing insulation strength

• Rating voltage capacity

What does the wire gauge number indicate?

• The maximum current rating

• The type of insulation used

• The diameter of the wire

• The voltage capacity of the wire

What is the purpose of ampacity in electrical wiring?

• To test insulation strength

• To measure electrical resistance

• To determine wire flexibility

• To indicate maximum safe carrying capacity

Why is it important to use the right size wire for the amount of current expected in a circuit?

• To improve energy efficiency

• To prevent voltage fluctuations

• To avoid excess heat and potential fires

• To reduce electrical resistance

What is the potential danger of plugging a heater rated for 20 amps into a 15-amp circuit wired with 14-gauge wire?

• Voltage fluctuations

• Electrical resistance

• Energy inefficiency

• Excess heat and potential fires

What is the recommended wire gauge for kitchen, bathroom, and outdoor receptacles (outlets) and 120-volt air conditioners?

• 12-gauge

• 18-gauge

• 16-gauge

• 14-gauge

Why is it important to use a heavy-duty extension cord with a high amperage rating for powering heating appliances?

• To prevent voltage fluctuations

• To avoid excess heat and potential fires

• To improve energy efficiency

• To reduce electrical resistance

What should be considered when selecting the wire gauge for an extension cord?

• The voltage capacity of the cord

• The color of the cord

• The length of the cord

• The type of insulation used

What is the purpose of the grounding path for extension cords?

• To keep users safe

• To prevent voltage fluctuations

• To avoid excess heat and potential fires

• To reduce electrical resistance

What is the recommended use of flexible wiring in electrical systems?

• As a substitute for fixed wiring

• For isolation from vibration

• For frequent inspection

• For long-term electrical supply