FiltersDone

Question type

Essay

Multiple Choice

Short Answer

True False

Matching

Exam 15: Special Residential Wiring Situations

Show Answer

Share

---

All types

Filters

Study FlashcardsPractice ExamLearn

Question 1

True/False

Review LaterAdd Note

Review Later

If the feeder supplying power to a detached garage is installed with an equipment grounding conductor, the NEC does not require a separate grounding electrode system to be established.

Correct Answer

verified

Show Answer

Question 2

Short Answer

Review LaterAdd Note

Review Later

If a lighting fixture is installed under a canopy or under an open porch, it is considered to be in a(n) ____________________ location.

Correct Answer

verified

Show Answer

Question 3

Multiple Choice

Review LaterAdd Note

For a permanently installed swimming pool, any 15 or 20 amp, 125 through 250 volt rated receptacle located within __________ feet of a pool's inside wall must be GFCI protected.

Outdoor lighting can be mounted on trees.

Pool motors can be cord and plug connected but if they are, the cord can't be more than __________ feet long and must contain an equipment grounding conductor sized according to Table 250.122.

The most important installation practice for a permanently installed swimming pool is the proper grounding and bonding together of all ____________________ parts in and around the pool.

A(n) ____________________ switch eliminates the possibility of a generator voltage being applied to the secondary of the utility's supply transformer.

PVC conduit is not permitted as the only means of support for a junction box used with underwater lighting when wiring permanently installed swimming pools.

A light-sensing device used to control lighting fixtures in response to detected light levels is called a _________.

Describe a multiwire branch circuit.

Assuming a 20 amp circuit breaker and GFCI protection, the minimum burial depth for a Type UF cable running to a 120 volt pole light at a residence is __________ inches.

A permanently installed swimming pool must have at least one 125-volt, 15- or 20-amp receptacle located a minimum of __________ feet from the inside wall of the pool.

When bonding the various metal parts of a permanently installed swimming pool, all bonding wires must be solid copper and be ____ AWG or larger.

The minimum burial depth for type UF cable can be found in Table __________ of the NEC.

A GFCI receptacle is an acceptable means to provide the required GFCI protection to a hydromassage bathtub.

Overhead conductor spans are permitted to be supported by trees.

According to the NEC, the minimum burial depth for a direct buried cable like Type UF is __________ inches.(General Rule)

Lighting fixture assemblies for storage pools are permitted as long as the lamp operates at no more than __________ volts.

If a conductor or cable has a(n) ____________________ in their insulation designation, such as THWN, it means that it is suitable for installation in a wet location.

The conductors that provide power to pool lighting fixtures must be GFCI protected if the voltage is above __________ volts.