electrical

What type of material that allows flow of electrons called?

• Insulator
• Neutron
• Conductor

What is the type of material that doesn't allow flow of electrons called?

• Conductor
• Semi-conductor
• Insulator

What is the best conductor of electricity?

• Wood
• Silver
• Copper

How many terminals do Single Pole switches have?

• 1 terminal
• 2 terminals
• 3 terminals
• 4 terminals

How many terminals do three-way switches have?

• Two terminals
• Three terminals
• Four terminals
• Five terminals

How many terminals do four way switches have?

• 2 terminals
• 3 terminals
• 4 terminals
• 5 terminals

According to the NEC, the minimum length of wire in boxes is?

• 6 inches
• 8 inches
• 12 inches
• 18 inches

Wire is measured using gauge. The _______________ the gauge, the thicker the wire.

• smaller
• larger
• lighter
• heavier

The NEC allows for a maximum of ________ inches of cable insulation in boxes.

• 6
• 8
• 1/4
• 1/2

A non-metallic sheath cable that is labeled 14-2 has _________ wires in it.

• 3

• 14
• 2

• 12