____ circuit interrupters should be provided for all single-phase, 125-volt, 15- and 20-amp receptacles in dwelling unit locations.

a. Air-fault
b. Ground-fault
c. Underground
d. Floor


b. Ground-fault

Trades & Technology

You might also like to view...

What audio device converts an electrical current back into a mechanical vibration to reproduce sound?

A. A Loudspeaker B. A Microphone C. An Amplifier D. All of the above

Trades & Technology

Answer the following statements true (T) or false (F)

1. It is the responsibility of each employee to provide Personal Protective Equipment. 2. The shop that opens the container and uses a chemical is known as the generator. 3. Once a hazardous chemical is hauled off by a reputable hauler the shop is no longer responsible for the hazardous chemical. 4. Employers are required to train all employees how to read and where to find the MSDS.

Trades & Technology

Why is it important for the designer to collect and analyze site features independent of the clients' interpretation of their site?

What will be an ideal response?

Trades & Technology

semi-independent suspensions are used on the rear of many front-wheel-drive cars

a. true b. false

Trades & Technology