2nd Quarter Exam Review

The Code section that addresses sensor (automatic) control of lighting in a restaurant bathroom is _____.

E. N/A

A _____ switch is permitted to be used to control a lighting circuit that pulls 16 amps

A. 20

Where installed in conduit, which of the following wire colors are permitted for "hots," travelers, and switch legs of a circuit? I. Black, red, and blue II. Brown, orange, and yellow III. Pink, black, and blue

A. I or II or III

An equipment grounding conductor is permitted to have _________ insulation. I. Gray II. White III. Green

A. III only

In multi wire circuits, the grounded conductor is also called a ________.

A. Neutral

An ungrounded conductor can be marked with ______ tape

A. Pink

CO/ALR switches must be used when aluminum building wire is to be terminated.

A. True

A grounded conductor is permitted to have ______ insulation. I. Gray II. White III. Green

B. I or II only

The lamp on the left is to be ON constantly (as a night light) and the lamp on the right is to be controlled from the switch. Which of the connection diagrams shown in figure 112.512 is wired to operate correctly and does not violate 200.7 in the NEC? Type AC 12-2 and 12-3 cables are used between the outlet boxes. Future wall access is available as required in NEC 404.2(c)(2)

B. II

The neutral conductor is also called the _________ conductor

B. Grounded

A luminaire has one blue wire and one white wire for field connection. When using cable (NM, AC, or MC for example), the wire connected to the blue wire from the luminaire ______.

B. Must have colored insulation (not green or white or gray)

For stairway lighting, a typical installation is to install a 3-way switching system. For a commercial building, ________ for stairway lighting control.

B. There are no NEC requirements

A 4 AWG grounded conductor can be marked with _______ tape

C. Gray

Both lamps are to be controlled from the switch. Which of the connection diagram shown in Figure 112.511 is wired to be operate correctly and does not violate 200.7 in the NEC? Type AC 12 -2 and 12-3 cables are used between the outlet boxes. Future wall access is available as required in NEC 404.2 (c)(2).

C. IV only

The lamp is to be controlled from either switch. Which of the connection diagrams shown below is wired to operate correctly and does not violate 200.7 in the NEC?

C. Neither a nor b is wired to both operate correctly and meet the requirements of NEC

An insulated grounded conductor of 6AWG or smaller shall be identified by a continuous white or gray outer finish, or by______ continuous white stripes on other than green insulation along its entire length.

D. 3