Name: 
 

Chapter 9



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

1. 

Article ____ of the National Electrical Code deals with conductors used for general wiring.
a.
210
c.
310
b.
250
d.
410
 

2. 

A location that is covered and not likely to be saturated by water is a ____ location.
a.
damp
b.
dry
c.
wet
 

3. 

A location that is not normally subject to dampness or wetness is called a ____ location.
a.
damp
b.
dry
c.
wet
 

4. 

A location that is subject to saturation by water is called a ____ location.
a.
damp
b.
dry
c.
wet
 

5. 

The conductors listed in NEC Tables 310.18 and 310.19 are generally used for ____ temperature locations.
a.
high
c.
all
b.
low
d.
cold
 

6. 

Which of the following are included in NEC Table 310.13?
a.
Insulation trade name
b.
Conductor identification code letter
c.
Maximum operating temperature of the conductor
d.
All of the above
e.
a and c only
 

7. 

Which of the following conductors has the least resistance per mil foot at 20 degrees C?
a.
Aluminum
c.
Gold
b.
Copper
d.
Silver
 

8. 

A megohmmeter can produce voltages that range from 250 V to ____ V.
a.
5,000
c.
25,000
b.
10,000
d.
50,000
 

9. 

When using a megger to test a circuit for grounds or shorts, the meter should be set ____.
a.
lower than the circuit voltage
d.
a and b only
b.
at the circuit voltage
e.
b and c only
c.
slightly higher than the circuit voltage
 

10. 

The maximum amount of voltage drop permitted in a circuit is ____% of the applied voltage.
a.
0
c.
6
b.
3
d.
9
 



 
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