Question 1

The minimum conductor size for traveling cables that feed lighting circuits is ____ AWG copper.

Accepted Answer

A)  14 
B)  16 
C)  18 
D)  20 
A)  14 
B)  16 
C)  18 
D)  20

Question 2

Equipotential bonding required by 680.26 shall be installed to reduce ____ in the pool area.

Accepted Answer

A)  power surges 
B)  shorting 
C)  load 
D)  voltage gradients 
A)  power surges 
B)  shorting 
C)  load 
D)  voltage gradients

Question 3

A luminaire intended for installation in a pool or fountain structure's forming shell, where completely surrounded by water is referred to as ____.

Accepted Answer

A)  a wet niche luminaire 
B)  aquatic luminaire 
C)  forming shell 
D)  packaged source 
A)  a wet niche luminaire 
B)  aquatic luminaire 
C)  forming shell 
D)  packaged source

Question 4

A separately derived ____ with 60 volts on each of two ungrounded conductors to a grounded neutral conductor can be used to reduce objectionable noise in sensitive electronic equipment locations.

Accepted Answer

A)  110-volt, single-phase, 3-wire system 
B)  115-volt, single-phase, 3-wire system 
C)  120-volt, single-phase, 3-wire system 
D)  125-volt, single-phase, 3-wire system 
A)  110-volt, single-phase, 3-wire system 
B)  115-volt, single-phase, 3-wire system 
C)  120-volt, single-phase, 3-wire system 
D)  125-volt, single-phase, 3-wire system

Question 5

LFNC of ____ in. nominal trade size or larger, as defined in 356.2(2), can be installed in escalators or moving walkways in lengths greater than 6 ft.

Accepted Answer

A)  1/4 
B)  3/8 
C)  5/8 
D)  3/4 
A)  1/4 
B)  3/8 
C)  5/8 
D)  3/4

The minimum conductor size for traveling cables that feed lighting circuits is ____ AWG copper.

Equipotential bonding required by 680.26 shall be installed to reduce ____ in the pool area.

A luminaire intended for installation in a pool or fountain structure's forming shell, where completely surrounded by water is referred to as ____.

A separately derived ____ with 60 volts on each of two ungrounded conductors to a grounded neutral conductor can be used to reduce objectionable noise in sensitive electronic equipment locations.

LFNC of ____ in. nominal trade size or larger, as defined in 356.2(2), can be installed in escalators or moving walkways in lengths greater than 6 ft.

Introduction to the National Electrical Code

Definitions

Boxes and Enclosures

Cables

Raceways and Conductors

General Provisions

Specific Provisions

Load Calculations

Services and Electrical Equipment

Comprehensive Provisions

Load Calculations

General Provisions

Nondwelling Load Calculations

Services, Feeders, and Equipment

Hazardous Classified Locations

Health Care

Industrial Locations

Special Occupancies

Filters

Exam 19: Specific Equipment

The minimum conductor size for traveling cables that feed lighting circuits is ____ AWG copper.

Equipotential bonding required by 680.26 shall be installed to reduce ____ in the pool area.

A luminaire intended for installation in a pool or fountain structure's forming shell, where completely surrounded by water is referred to as ____.

A separately derived ____ with 60 volts on each of two ungrounded conductors to a grounded neutral conductor can be used to reduce objectionable noise in sensitive electronic equipment locations.

LFNC of ____ in. nominal trade size or larger, as defined in 356.2(2), can be installed in escalators or moving walkways in lengths greater than 6 ft.

Introduction to the National Electrical Code

Definitions

Boxes and Enclosures

Cables

Raceways and Conductors

General Provisions

Specific Provisions

Load Calculations

Services and Electrical Equipment

Comprehensive Provisions

Load Calculations

General Provisions

Nondwelling Load Calculations

Services, Feeders, and Equipment

Hazardous Classified Locations

Health Care

Industrial Locations

Special Occupancies

Filters