4.06-4.07 Review

A fuse is a:

• device used to overload a circuit.
• device used to protect circuits from an overload of current.
• plastic tool used in an ohmmeter.
• tool used in place of pliers.

Which material protects from electrical conduction?

• copper
• plastic
• aluminum
• iron

Outdoor wire classified as UF is used to:

• bury underground as feeder wire.
• provide mechanical protection where the wires enter and leave the ground.
• provide service inside buildings in areas with moisture.
• wire inside lights.

Which electrical device receives only one plug?

• 240-volt receptacle
• duplex receptacle
• power strip
• three-outlet extension cord

Which material will allow electrons to flow readily?

• conductor
• insulator
• plastic
• vinyl

If someone is undergoing electrical shock, it is dangerous to touch that person because both people will become:

• disconnected from current.
• heroes
• insulators.
• part of the circuit.

A hot wire is indicated by what color?

• Orange

• Black

• Green

• Bare

A Ground wire is indicated by what color?

• Yellow

• Red

• Green

• Black

A Neutral wire is indicated by what color?

• Orange

• Blue

• Red

• White

Which of the following refers to the flow of electricity?

• Volts

• Amps

• Watts