Name: 
 

Chapter 9



Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

Cables that run parallel to framing members must have a clearance of at least ____ inch(es) from the cable to the edge of the framing member (unless a steel plate is installed).
a.
1/16
c.
7/8
b.
7/16
d.
1 1/4
 

 2. 

The smallest wire size allowed in residential wiring is ____.
a.
10 AWG copper or 14 AWG aluminum
b.
12 AWG copper or 16 AWG aluminum
c.
14 AWG copper or 12 AWG aluminum
d.
16 AWG copper or 18 AWG aluminum
 

 3. 

When roughing in the wiring is mounted in walls and ceilings, Section 300.14 of the NEC® requires a minimum of ____ inches of conductor length at each location.
a.
three
c.
eight
b.
six
d.
ten
 

 4. 

Section 300.15 of the NEC® states that where the wiring method is conduit or cable, a(n) ____ must be installed at each conductor splice point, outlet point, switch point, junction point, or termination point.
a.
steel plate
c.
receptacle
b.
raceway
d.
electrical box
 

 5. 

A ____ is commonly used to cover unused openings in boxes, cabinets, and other electrical equipment.
a.
piece of sheetrock
c.
knockout plug
b.
sill plate
d.
threaded hub
 

 6. 

All circuits of an individual circuit should be grouped together to eliminate ____.
a.
conductive heating
c.
electric shock
b.
inductive heating
d.
overcurrent risk
 



 
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