ELECTRICAL WIRING:RESIDENTAL-6 PLANS
18th Edition
ISBN: 9781305098329
Author: MULLIN
Publisher: CENGAGE L
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Textbook Question
Chapter 3, Problem 11R
What is the minimum number of 15-ampere lighting branch circuits required if the dwelling has an occupied area of 4000 ft2 (368 m2)? Show all calculations.
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Please use the per-Square-Foot Method to answer the following question:
If we figure at one 15-ampere branch circuit for every 600 ft2, a 3000 ft2 house would have a minimum of how many 15-ampere general purpose lighting branch circuits?
Group of answer choices
A. Four 15-ampere general purpose lighting branch circuits.
B. Five 15-ampere general purpose lighting branch circuits.
C. Six 15-ampere general purpose lighting branch circuits.
D. Seven 15-ampere general purpose lighting branch circuits.
Based on the Pictorial Diagram
below. One lamp controlled by two 3-
way switches in different locations.
draw the following: Schematic
diagram Actual wiring diagram
CB
A house has the following specifications for a circuit. Determine the size of the circuit breaker, wire, and size of pipe to be used for each circuit and the service entrance. Show computation and tabulate final answer.1. 15 lighting outlets2. 1 kitchen range3. 12 lighting outlets4. 1 water heater at 1500 watts5. 12 convenience outlet6. 8 convenience outlet7. 9 convenience outlet8. 12 lighting outlet9. 3 convenience outlet10. spare-1500 watts11. spare- 1500 watts
Chapter 3 Solutions
ELECTRICAL WIRING:RESIDENTAL-6 PLANS
Ch. 3 - Prob. 1RCh. 3 - How are branch circuits rated? See NEC 210.3._____Ch. 3 - Prob. 3RCh. 3 - Prob. 4RCh. 3 - What spaces are not included in the floor area...Ch. 3 - What is the unit load per square foot for dwelling...Ch. 3 - According to NEC 210.50(C), a laundry equipment...Ch. 3 - How is the total load in volt-amperes for lighting...Ch. 3 - How is the total lighting load in amperes...Ch. 3 - How is the required number of branch circuits...
Ch. 3 - What is the minimum number of 15-ampere lighting...Ch. 3 - How many lighting branch circuits are provided in...Ch. 3 - Prob. 13RCh. 3 - How is the load determined for outlets supplying...Ch. 3 - What type of circuits must be provided for...Ch. 3 - Prob. 16RCh. 3 - In a single-family dwelling, how is overcurrent...Ch. 3 - Prob. 18RCh. 3 - The minimum number of outdoor receptacles for a...Ch. 3 - The Code indicates the rooms in a dwelling that...Ch. 3 - Prob. 21RCh. 3 - Prob. 22RCh. 3 - Prob. 23RCh. 3 - Prob. 24RCh. 3 - Prob. 25RCh. 3 - Although the Code contains many exceptions to the...Ch. 3 - The rating of a branch circuit is based on (Circle...Ch. 3 - a. A 25-ampere branch-circuit conductor is derated...Ch. 3 - Prob. 29RCh. 3 - Prob. 30RCh. 3 - Prob. 31RCh. 3 - Prob. 32RCh. 3 - A split-level home has one stairway that has six...Ch. 3 - Prob. 34RCh. 3 - Prob. 35RCh. 3 - Prob. 36RCh. 3 - In the past, it was common practice to connect the...Ch. 3 - If a residence has two bathrooms, the Code states:...Ch. 3 - Prob. 39RCh. 3 - Prob. 40RCh. 3 - Prob. 41RCh. 3 - Prob. 42RCh. 3 - Prob. 43R
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