EBK ELECTRICAL WIRING RESIDENTIAL
19th Edition
ISBN: 9781337516549
Author: Simmons
Publisher: CENGAGE LEARNING - CONSIGNMENT
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Chapter 2.1, Problem 33R
To determine
State the conditions that allow a ceiling luminaire hanging directly from a plastic outlet box.
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SPACING AND
SYSTEM
MOUNTING
RATIO
Direct
0.40
Concentrating
Direct Spreading
1.20
Direct Indirect
1.30
Diffusing
Semi-Direct-
1.50
Indirect
What assumptions can you make regarding the following receptacle wiring?
Check all that apply.
White neutral wire
Grounding
screw
Brass screw
terminal
Silver screw
terminal
Black hot
wire
Red hot wire
Grounding wires
Grounding
screw
terminal
O device is at end-of-run
device box does not need a ground connection
this is a split-circuit receptacle
neutral side receptacle tab must be removed
Chapter 2 Solutions
EBK ELECTRICAL WIRING RESIDENTIAL
Ch. 2.1 - What is the purpose of specifications?Ch. 2.1 - Refer to the specifications in the back of this...Ch. 2.1 - What is done to prevent a plan from becoming...Ch. 2.1 - Name three requirements contained in the...Ch. 2.1 - Prob. 5RCh. 2.1 - What phrase is used when a substitution is...Ch. 2.1 - What is the purpose of an electrical symbol?...Ch. 2.1 - Prob. 8RCh. 2.1 - Prob. 9RCh. 2.1 - What three parties must be satisfied with the...
Ch. 2.1 - What does a plan show about electrical outlets?...Ch. 2.1 - Prob. 13RCh. 2.1 - Prob. 14RCh. 2.1 - Prob. 15RCh. 2.1 - Prob. 16RCh. 2.1 - Prob. 17RCh. 2.1 - Prob. 18RCh. 2.1 - Prob. 19RCh. 2.1 - What methods may be used to mount luminaries to an...Ch. 2.1 - What advantage does a 4 in. octagon box have over...Ch. 2.1 - What is the size of the opening of a switch...Ch. 2.1 - Prob. 23RCh. 2.1 - Prob. 24RCh. 2.1 - Prob. 25RCh. 2.1 - Prob. 26RCh. 2.1 - Prob. 27RCh. 2.1 - Prob. 28RCh. 2.1 - Prob. 29RCh. 2.1 - Prob. 30RCh. 2.1 - Prob. 31RCh. 2.1 - Prob. 32RCh. 2.1 - Prob. 33RCh. 2.1 - Prob. 35RCh. 2.1 - Prob. 37RCh. 2.1 - Prob. 38RCh. 2.1 - Prob. 39RCh. 2.1 - Prob. 40RCh. 2.1 - Prob. 42RCh. 2.1 - Does the NEC allow metal raceways to be used with...Ch. 2.2 - Prob. 1RCh. 2.2 - What is the size of the footing for the steel...Ch. 2.2 - Prob. 3RCh. 2.2 - Prob. 4RCh. 2.2 - Prob. 5RCh. 2.2 - Prob. 6RCh. 2.2 - How far is the front garage wall from the curb?...Ch. 2.2 - How far is the side garage wall from the property...Ch. 2.2 - Prob. 9RCh. 2.2 - What is the purpose of the I-beams that rest on...Ch. 2.2 - Where is access to the attic provided?...Ch. 2.2 - Prob. 13RCh. 2.2 - Prob. 14RCh. 2.2 - Prob. 15RCh. 2.2 - Prob. 16RCh. 2.2 - What is the stud size for the partitions between...Ch. 2.2 - Who is to furnish the range hood?...Ch. 2.2 - Who is to install the range hood?...
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- The following problems pertain to luminaires in clothes closets. a. Does the Code permit bare incandescent lamps to be installed in porcelain key-less or porcelain pull-chain lampholders? ________________ b. Does the Code permit bare fluorescent lamp luminaires to be installed? ________________ c. Does the Code permit pendant lampholders to be installed? ________________ d. What is the minimum clearance from the storage area to surface-mounted incandescent luminaires? ________________ e. What is the minimum clearance from the storage area to surface-mounted fluorescent luminaires? ________________ f. What is the minimum distance between recessed incandescent or recessed fluorescent luminaires and the storage area? ________________ g. Define the storage area. ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ ______________________________________ h. If a clothes hanging rod is installed where there is access from both sides, such as might be found in a large walk-in clothes closet, define the storage area under that rod. ___________________________________ ___________________________________arrow_forwardMark the correct solutionarrow_forwardladder diagram for three circuits, circuit A is one lampholder and one duplex receptacle controlled by a single pole switch, circuit B is a single pole switch controlling the top half of a duplex receptacle that when energized, is indicated by a pilot light at the single pole switch location plus an isolated ground duplex receptacle that is always hot, circuit C is the bottom half of the switched receptacle on circuit B is to be always hot plus another duplex receptacle that is controlled from two locations using coast 3-way wiring system two circuits are 3-wire multiwire branch circuitarrow_forward
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