2B final exam

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shall not exceed 360 degree

Bends in FMC _____ between pull points.

at intervals not exceeding 4 1/2 ft

FMC shall be supported and secured _____.

one- and two-family dwelling units

In _____, type TC-ER-JP cable containing both power and control conductors that is identified for pulling through structural members shall be permitted.

False

In addition to the insulated conductors, Type NM cable shall have an insulated equipment grounding conductor.

an approved method

Joints between PVC conduit, couplings, fittings, and boxes shall be made by ______.

True

Running threads shall not be used on IMC for connection at couplings.

60°C

Type AC cable installed in thermal installation shall have conductors that are rated at 90゚C. The ampacity of the cable in this application shall not exceed that of a _________ rated conductor.

6

Type MC cable installed horizontally through wooden or metal framing members are considered secure and supported where such support does not exceed _______ feet intervals.

Be listed and identified for such use

Type MC cable shall be listed and fittings used for connecting type MC cable 2 boxes cabinets or other equipment shall _______.

any of these

Type MC cable shall be permitted for _______.

True

When IMC is cut in the field, reaming is required to remove burrs and rough edges.

75⁰C

Where Type TC-ER-JP cable is used to connect a generator and associated equipment having terminals rated _____ or higher, the cable shall not be limited in ampacity by 334.80 or 340.80

four

A run if IMC shall not contain more than the equivalent of _____ quarter bend(s) between pull points such as conduit bodies and boxes.

UF

Article 340 covers the use, installation, and construction specifications for underground feeder and branch-circuit cable, Type _____.

fittings

Article 348 covers the use, installation, and construction specifications for flexible metal conduit FMC and associated _____.

PVC

Article 352 covers the use, installation, and construction specifications for ________ and associated fittings.

336

Article _____ covers the use, installation, and construction specifications for power and control tray cable, Type TC.

342

Article _____ covers the use, installation, and construction. specifications for intermediate metal conduit (IMC) and associated fittings.

320

Article _______ covers the use, installation, and construction specifications for armored cable, type AC

7

Ben's made an interlocked or corrugated sheath type MC cable shall have a radius of at least ________ times the external diameter of the metallic sheath.

listed and identified

Cable ties used to securely fasten flexible metal conduit shall be _____ for securement and support.

true

Expose runs of type AC cable can be installed on the underside of Joists where supported at each joist and located so it is not subject to physical damage.

cold

Extreme _______ may cause PVC conduits to become brittle, and therefore more susceptible to damage from physical contact.

all of these

FMC shall not be installed _____.

True

FMC to a luminaire or electrical equipment within an excessive selling is permitted to be unsupported for not more than 6 ft from the last point where the raceway is securely fastened, including securement and support by listed FMC fittings.

True

Flat Type NM cables shall not be stapled on edge.

1 ft

Flexible metal conduit shall be securely fastened by a means approved by the authority having jurisdiction within ______ of termination.

Secured and Supported

Flexible metal conduit shall not be required to be ______ where fished between access points through concealed spaces in finished. uildings or structurea and supporting is impracticable.

90

For Type NM and NMC cable, the _____⁰C rating shall be permitted to be used for ampicity adjustment and correction calculations, provided the final calculated ampicity does not exceed that of a 60⁰C rated conductor.

60Â⁰C

For Types NM and NMC cable, the conductor ampacity used for ambient temperature correction 310.15(B)(1), conductor bundling adjustment 310.15(C)(1), or both, is based on the 90Â⁰CÂ conductor insulation rating 310.15(B)(2), provided the final calculated ampacity does not exceed that of a _____ rated conductor.

all of these

For flexible metal conduit, if flexibility is necessary after installation, unsecured lengths from the last point the raceway is securely fastened shall not exceed _____.

10

For interior installations of Type SE cable with ungrounded conductor sizes _____ AWG and smaller, where installed in thermal insulation, the ampaciry shall be in accordance with 60⁰C(140⁰F) conductor temperature rating.

all of these

For liquid tight flexible metal conduit, if flexibility is necessary after installation, unsecured length from the last point the raceway is securely fastened shall not exceed _______.

listed

For the purposes of the exceptions, ________ LFMC fittings shall be permitted as a means of securement and support.

Listed

Grommets or bushings for the protection of Type NM cable installed through or parallel to framing members shall be _____ for the purpose.

True

Horizontal runs of IMC supported. y openings rheough framing members at intervals not exceeding 10 ft and securely fastened within 3 ft of terminations shall be permitted.

any of these

IMC shall be secured _____.

At intervals not exceeding 4 and a 1/2 feet

LFMC shall be supported and secured ________.

1 ft

Liquid tight flexible metal conduit shall be securely fastened by a means approved by the authority having jurisdiction within ________ of termination.

fished between access points through concealed spaces on finished buildings or structures

Nonmetallic-sheathed cable shall be permitted to be unsupported where the cable is _____.

36

PVC conduit shall be securely fastened within ______ inches of each Box.

10

Smooth - sheets type MC cable with an external diameter not greater than 3/4 inches shall have a bending radius not less than _______ times the external diameter of the cable.

60Â⁰C

The 90Â⁰CÂ rating shall be permitted to be used for ampicity adjustment and correction calculations, provided the final calculated ampacity does not exceed that of a rate _____ rated conductor.

60-degree C

The ampacity of Type UF cable shall be that of _____ conductors in accordance with 310.15

true

The cut ends of PVC conduit shall be trimmed to remove the burrs and rough edges.

chapter 9, table one

The number of conductors permitted in PVC conduit shall not exceed the percentage fill specified in _______.

5

The radius of the curve of the inner edge of any bend during or after installation of Type NM cable, shall not be less than _____ times the diameter of the cable.

Five

The radius of the curve of the inner edge of any bend, during or after installation, shall not be less than _____ times the diameter of Type USE or SE cable.

True

The use of LFMC shall be permitted for direct burial where listed and marked for the purpose.

350

The use, installation, and construction specifications for liquidtight flexible metal conduit (LFM and associated fittings are covered within article _______.

330

The use, installation, and construction specifications of metal - clad cable, type MC are covered within article _______.

334

The use, installation, and construction specifications of nonmetallic-sheathed cable are covered within Article ______

tight

Threadless couplings and connectors used with intermediate metal conduit shall be made_____.

True

Trade size 1 IMC run straight with threaded couplings shall be supported at intervals not exceeding 12 ft.

true

Type AC cable installed through, or parallel to, framing members shall be protected against physical damage from penetration by screws or nails.

true

Type AC cable outer armor is permitted to act as an equipment grounding conductor.

12

Type AC cable shall be secured at intervals not exceeding 4 1/2 feet and within _______ in. of every outlet Box, cabinet, conduit body, or fitting.

any of these

Type AC cable shall be supported and secured by _______.

True

Type IMC conduit shall be permitted to be installed where subject to severe physical damage.

Fished between access points through concealed spaces in finished buildings or structures.

Type MC cable can be unsupported and unsecured where the cable is _______.

12

Type MC cable containing 4 or fewer conductors, size no larger than 10 AWG, Shall be secured within ______ inches of every Box, cabinet, fitting, or other cable termination.

all of these

Type MC cable shall not be used under which of the following conditions?

Any of These

Type NM and Type NMC cables shall be permitted in _____, except as prohibited in 334.12.

listed

Type NM cable and associated fittings shall be _____.

True

Type NM cable shall closely follow the surface of the building finish or running boards when run exposed

False

Type NM cables shall not be used in one- and two-family dwellings exceeding three floors above grade.

listed

Type SE and USE cables and associated fittings shall be _____.

True

Type SE cable can be used for interior wiring as long as it complies with the installation requirements of Part II of Article 334, excluding 334.80.

branch circuits or feeders

Type SE cable shall be permitted to be used as _____.

Listed

Type TC cable and associated fittings shall be _____.

All of These

Type TC cable can be used _____.

Permitted

Type TC cable shall be permitted for use in hazardous (classified) locations where specifically _____ by other articles in this Code.

Identified

Type TC cable shall be permitted to be direct buried, where _____ for such use.

True

Type TC-ER-JP cable shall be permitted for brach circuits and feeders in one- and two-family dwelling units.

listed

Type UF cable and associated fittings shall be _____.

False

Type UF cable can be used for service conductors.

False

Type UF cable can be used in commercial garages.

True

Type UF cable is permitted to be used for inside wiring.

all of these

Type UF cable shall not be used ______.

All of these

Type UF cable shall not be used in_____.

True

Type UF cable shall not be used where subjected to physical damage.

undeground

Type USE cable is permitted for _____ wiring.

True

Type USE cable used for service laterals shall be permitted to emerge from the ground if terminated in an enclosure at an outside location and protected in accordance with 300.5(D).

UF

Type _____ cable is a factory assembly of conductors with an overall covering of nonmetallic material suitable for direct burial in the earth.

TC

Type _____ cable is a factory assembly of two or more insulated conductors, with or without associated bare of covered grounding conductors, under a nonmetallic jacket.

NM

Type _____ cable is a factory assembly that encloses two or more insulated conductors within a nonmetallic jacket.

USE

Type _____ cable is a single conductor or multiconductor cable identified for use as underground service-entrance cable.

SE

Type _____ cable is an assembly primarily used for services.

MC

Type _______ cable is a factory assembly of insulated circuit conductors within an armor of interlocking metal tape, or a smooth corrugated metallic sheath.

AC

Type ________ cable is a fabricated assembly of insulated conductors in a flexible interlocked metallic armor.

an equipment grounding conductor

When FCM is used where flexibility is necessary to minimize the transmission of vibration from equipment or to provide flexibility for equipment that requires movement after installation, _____ shall be installed.

Equipment grounding

When LFMC is used to connect equipment where flexibility is necessary to minimize the transmission of vibration for equipment or for equipment requiring movement after installation, a _______ conductor shall be installed.

false

When armored cable is run parallel to the sides of rafts, studs, or floor joists in an accessible attic, the cable shall be protected with running boards.

6

When type AC cable is run across the top of a floor joist in an attic without permanent ladders or stairs, guard strips within _______ feet of the scuttled hole or attic entrance shall protect the cable.

True

Where Type TC cable is installed in one-and two-family dwelling units, 725.136 provides rules for limitations on Class 2 or 3 circuits contained within the same cable with conductors of electric light, power, or Class 1 circuits.

True

Where an intermediate metal conduit enters a box, fitting, or other enclosure, a bushing shall be provided to protect all wires regardless of size from abrasion unless the box, fitting, or enclosure is designed to provide such protection.

Any of These

Where more than two NM cables are installed through the same board hole in wood framing that is to be sealed with _____, the ampacity of each conductor shall be adjusted.

Adjusted

Where more than two Type SE cables are installed in contact with thermal insulations, caulk, or sealing foam without maintaining spacing between cables, the ampacity of each conductor shall be _____ in accordance with Table 310.15(C)(1).

listed and identified

Where used to securely fasten LFMC, cable ties shall be _______ for securement and support.

LFMC

________ Is a raceway of circular cross-section having an outer liquid tight, non metallic, sunlight - resistant jacket over an inner flexible metal core.


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