Module 26111-17 Exam: Residential Electrical Services

An example of a location in a dwelling where a receptacle must have GFCI protection is a _____.

• garage

• finished basement

• when the receptacle is dedicated to a burglar alarm

• crawl space above grade level

A type of cable with a corrugated sheath that has a maximum bend radius of 7 times the cable diameter is _____.

• Type MC

• Type SE

• Type AC

• Type NM

A residence with 1,000 square feet of living space has a general lighting load of _____.

• 1,000VA

• 2,000VA

• 3,000VA

• 4,000VA

According to the NEC®, the small appliance loads in each kitchen area of a dwelling must be served by at least _____.

• two 120V, 20A small appliance branch circuits

• one 4,050VA small appliance branch circuit

• one 1,500VA, 20A small appliance branch circuit

• two 240V, 10A small appliance branch circuits

The NEC® article that provides the rules for demand factors is _____.

• NEC Article 110

• NEC Article 210

• NEC Article 220

• NEC Article 230

The NEC® allows the load calculation for the grounded neutral conductor supplying electric ranges and dryers to have a demand factor of (a)   .

• 50%

• 70%

• 85%

• 100%

Which of the following must never be used as a grounding electrode?

• a. a metal underground gas piping system

• b. a metal in-ground support structure

• c. a ground ring

• d. a metal underground water pipe in direct contact with the earth for 10' (3 m)

The NEC® article that lists the requirements for installing a service disconnect is (a)   .

• NEC Article 110

• NEC Article 210

• NEC Article 220

• NEC Article 230

Romex® is another name for .​ ​ (a)  

• Type NM cable
• Type AC cable

• Type SE cable

• Type MC

Cables routed through bored holes in framing members must maintain a distance from the nearest edge of not less than (a)   .

• 1/4" (6 mm)

• 1/2" (13 mm)

• 1-1/4" (32 mm)

• 2" (50 mm)