Electrical Wiring Residential
18th Edition
ISBN: 9781285170954
Author: Ray C. Mullin, Phil Simmons
Publisher: Cengage Learning
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Chapter 23.2, Problem 2R
To determine
Calculate the maximum total load capacity of a cord with respect to a separate branch circuit.
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1. A standard incandescent dimmer can be used to control which of the following loads?
c. either a or b
d. neither a nor b
a. a low-voltage lighting transformer
b. incandescent lighting
2. Negative battery terminals are generally have a
a. red
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color marking.
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b. lead-acid
4. Ceiling-suspended (paddle) fan speed can be controlled by
a. pull chain on the fan
b. speed control mounted in a wall box.
Figure 116.109
3. Refer to Figure 116.109. The three-way switch to the left of the sliding doors controls
a. the ceiling fan
c. the exterior light fixture
b. the exterior WP GFCI receptacle
d. the four split-wired receptacles
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c. remote-control similar to TV/VCR type
d. any of these
5. A storage battery is comprised of one or more rechargeable cells of the
electrochemical types.
a. nickel-cadmium
c. either a or b.
or other rechargeable
d. neither a nor b
You just moved into a new house and notice that the bathroom light and hall light will not
turn on unless the switch for both lights is in the on position. What can you conclude
about the lights?
a.
The hall light and bathroom light are wired in parallel.
b. The light switch for the bathroom resets a breaker for both lights
C.
The hall light and bathroom light are wired in series.
d.
The hall light and bathroom light must have two separate power sources.
e. Two of the above.
Calculate the minimum copper conductor size needed for 120/240 V electric range branch circuit the electric range has a nameplate rating of 12 KW?
Chapter 23 Solutions
Electrical Wiring Residential
Ch. 23.1 - a. What is the allowance in watts made for...Ch. 23.1 - What are some of the advantages of electric...Ch. 23.1 - List the different types of electric heating...Ch. 23.1 - There are two basic voltage classifications for...Ch. 23.1 - What device is required when the total connected...Ch. 23.1 - Prob. 6RCh. 23.1 - Prob. 7RCh. 23.1 - A certain type of control connects electric...Ch. 23.1 - What advantages does a 240-volt heating unit have...Ch. 23.1 - The white wire of a cable may be used to connect...
Ch. 23.1 - Receptacle outlets furnished as part of a...Ch. 23.1 - The branch circuit supplying a fixed electric...Ch. 23.1 - Prob. 13RCh. 23.1 - For ballpark calculations, the wattage output of a...Ch. 23.1 - A central electric furnace heating system is...Ch. 23.1 - What section of the Code provides the correct...Ch. 23.1 - Electric heating cable embedded in plaster, or...Ch. 23.2 - Prob. 1RCh. 23.2 - Prob. 2RCh. 23.2 - Prob. 3RCh. 23.2 - a. Must an air conditioner installed in a window...Ch. 23.2 - Prob. 5RCh. 23.2 - What is the Code requirement for receptacles...Ch. 23.2 - Prob. 7RCh. 23.2 - When the nameplate on an air-conditioning unit...Ch. 23.2 - Prob. 9RCh. 23.2 - Match the following terms with the statement that...Ch. 23.2 - The disconnect for an air conditioner or heat pump...
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