Deck 18: Special Occupancies

Question 1

Single-pole portable cable connectors for portable switchboard on stage, where used, shall be listed and ____.

A) of the locking type
B) connected to a branch circuit
C) connected to a receptacle
D) of the unlocked type

Answer 1

A

Question 2

____ branch circuit supplying receptacle(s) can also supply stage set lighting.

A) Only a 50 ampere
B) Only a 100 ampere
C) Only a 150 ampere
D) Any size

Answer 2

D

Question 3

Lamps in cellulose nitrate film storage vaults shall be installed in rigid luminaires of the ____ type.

A) standard hinged cover
B) wired bracket cover
C) socket bulb
D) glass-enclosed and gasketed

Answer 3

D

Question 4

A permanently installed overhead strip light is a ____.

A) foot light
B) head light
C) border light
D) track light

Question 5

The bonding conductor shall be solid copper, insulated, covered or bare, and not smaller than ____.

A) 2 AWG
B) 4 AWG
C) 6 AWG
D) 8 AWG

Question 6

An adapter used to join a multipole connector (containing two or more branch circuits) to multiple individual branch-circuit connectors is a(n) ____.

A) breakout assembly
B) branch assembly
C) adapter package
D) pole connector

Question 7

Egress lighting for carnivals, circuses and fairs shall not ____.

A) contain branch circuits
B) contain metal raceways
C) be integrated into a central switchboard
D) be protected by a GFCI protection device

Question 8

Portable luminaires and work lights used on motion picture or television sets shall have ____, and substantial guards.

A) rigid cords, standard application sockets
B) flexible cords, standard application sockets
C) flexible cords, composition or metal-sheathed porcelain sockets
D) rigid cords, composition or metal-sheathed porcelain sockets

Question 9

Motors and other rotating electrical machinery in agricultural buildings shall either be totally enclosed or designed to minimize the entrance of ____.

A) ambient static charges
B) dust, moisture, or corrosive particles
C) lightening off-charges
D) grain/seed dust

Question 10

A power distribution box containing receptacles and overcurrent devices is a ____.

A) squid
B) circuit/power hybrid
C) power strip
D) portable power distribution unit

Question 11

Stage effects and electrical equipment used as stage properties can be wired with ____ or cables.

A) standard single strand cable
B) single- or multiconductor listed flexible cords
C) dual-strand rigid copper wire
D) single-strand copper wire

Question 12

____ shall be connected to the electrical grounding system.

A) Equidistant planes
B) Equilateral planes
C) Equipotential planes
D) Equipositional planes

Question 13

Portable structures shall not be located under or within a space that is located 15 ft horizontally and extending vertically to grade of conductors operating in excess of ____ volts.

A) 600
B) 750
C) 900
D) 1000

Question 14

Dimmers installed in ungrounded conductors shall have overcurrent protection no greater than ____% of the dimmer rating and shall be disconnected from all ungrounded conductors when the dimmer's master or individual switch (or circuit breaker) is in the open position.

A) 100
B) 112
C) 125
D) 150

Question 15

Footlights, border lights, and proscenium sidelights should be arranged so that no branch circuit supplying such equipment carries more than a ____-ampere load.

A) 15
B) 20
C) 25
D) 50

Question 16

A specific area set up with temporary scenery and properties planned for a particular motion picture or television production scene is referred to as ____.

A) stage set
B) sound stage
C) period set
D) historical set

Question 17

An adapter cable containing one male plug and two female cord connectors used to join two loads to one branch circuit is referred to as a ____.

A) branch-off
B) bonder
C) two-fer
D) split branch

Question 18

A fixed stage switchboard shall contain ____ devices for all branch circuits supplied by that switchboard.

A) current distribution
B) overcurrent protective
C) current load monitoring
D) light dimming

Question 19

A metal wireway containing pendant or flush receptacles is a ____.

A) receptacle bar
B) connector strip
C) flush strip
D) pendant raceway

Question 20

Places of assembly are buildings, or portions of buildings, designed (or intended) for the assembly of ____ or more persons.

A) 50
B) 100
C) 500
D) 1000

Question 21

The attachment plug cap in a mobile home shall be a ____, rated 50 amperes, 125/250 volts with a configuration.

A) 3-pole, 4-wire, grounding type
B) 2-pole, 4-wire, grounding type
C) 3-pole, 4-wire, grounding type
D) 2-pole, 6-wire, grounding type

Question 22

An ____ is an area where a wire mesh (or other conductive element) is (1) embedded in or placed under concrete; (2) bonded to all metal structures and fixed nonelectrical equipment that may become energized; and (3) connected to the electrical grounding system.

A) equidistant plane
B) equilateral plane
C) equipotential plane
D) equipositionial plane

Question 23

The means of bonding to wire mesh or conductive elements in agricultural buildings shall be by ____ or clamps of brass, copper, copper alloy, or an equally substantial approved means.

A) pressure connectors
B) standard solders
C) copper-based welds
D) aluminum welds

Question 24

A cord in a motor home can be installed within the walls, provided a ____ is installed from the branch-circuit panelboard to the underside of the mobile home floor.

A) portable receptacle
B) permanent receptacle
C) circuit branch
D) continuous raceway

Question 25

If a pipe heating cable outlet is installed in a motor home, the outlet shall be ____.

A) located within 1 ft of the cold water inlet
B) located within 2 ft of the cold water inlet
C) located within 3 ft of the cold water inlet
D) located within 4 ft of the cold water inlet