Electrical Wiring Residential
19th Edition
ISBN: 9781337101837
Author: Ray C. Mullin, Phil Simmons
Publisher: Cengage Learning
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Chapter 5, Problem 4R
To determine
Find the switch and its rating to control five 300-watt tungsten filament lamp on 120-volt circuit.
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Four-way switches are always wired between two __________ switches.
Select one:
A. THREE-WAY
B. SINGLE-POLE
C. DOUBLE-POLE
D. DIMMER
What is the 277-volt–single-phase–60-hertz system used for?
Select one:
A. RECEPTACLE BRANCH CIRCUITS
B. LIGHTING BRANCH CIRCUITS
C. MOTOR BRANCH CIRCUITS
D. RESIDENTIAL BRANCH CIRCUITS
Please answer all subpart
Thanks sir
Chapter 5 Solutions
Electrical Wiring Residential
Ch. 5 - The identified grounded circuit conductor must be...Ch. 5 - Explain how lighting switches are rated.Ch. 5 - Prob. 4RCh. 5 - Prob. 5RCh. 5 - To control a lighting load from one control point,...Ch. 5 - Prob. 7RCh. 5 - Complete the connections in the following...Ch. 5 - Complete the connections for the diagram....Ch. 5 - A three-way switch may be compared to a _____...Ch. 5 - Prob. 11R
Ch. 5 - Complete the connections in the following...Ch. 5 - When connecting 4-way switches, care must be taken...Ch. 5 - Show the connections for a ceiling outlet that is...Ch. 5 - Match the following switch types with the correct...Ch. 5 - When connecting single-pole, 3-way, and 4-way...Ch. 5 - What section of the Code emphasizes the fact that...Ch. 5 - If you had to install an underground 3-wire feeder...Ch. 5 - Is it always necessary to attach the bare...Ch. 5 - List the methods by which an equipment grounding...Ch. 5 - When two nonmetallic-sheathed cables (Type NM-B)...Ch. 5 - Define an equipment grounding conductor.Ch. 5 - When metal toggle switchplates are used with...Ch. 5 - Does the Code permit the ampacity of switch legs...Ch. 5 - Prob. 26RCh. 5 - Prob. 27R
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- iF AN AMMETER WAS CONNECTED BETWEEN SWITCH1 AND POTENTIOMETER R1, HOW MUCH CURRENT WOULD IT INDICATE AT E(min) and E(max) IE(min)=__________________________mAdc IE(max)=__________________________mAdcarrow_forwardQOD Is it allowed by code to run 120 volt circuits in the same raceway as 480 volt circuits?arrow_forwardA switch type that raises or lowers the lamp brightness of a lighting fixture is a __________ switch. Select one: A. COMBINATION B. PILOT LIGHT C. DIMMER D. TWO-WAYarrow_forward
- Follow the procedures in troubleshooting the defects and faults of an electric fan by filling in the missing steps.Doesn't rotate 1.___________ 2.____________ Check for Open AC cord or wiring3. ___________4.___________ Defective switch/electronic system control 5. _____________Defective module (system control).arrow_forward45. A switch or circuit breaker can be used as both the controller and disconnecting means if it a. opens all ungrounded conductors as required by NEC 430.103 b. is protected by an overcurrent device in each ungrounded conductor c. is manually operable, or both power and manually operable d. All of these answersarrow_forwardQUESTION 3 Pair up the correct descriptions with the codes written in Sketch for Arduino : void setup () A. Run setup and set pin 13 to be an output B. Run loop repetitively C. Set pin 13 to high (LED on) D. Delay for half a second, and then Set pin 13 to low (LED off) pinMode (13, OUTPUT): E, Delay for a full second : Void loop 0 F. Complete one iteration of the loop, and run it again G. Delay for 500 seconds, and then Set pin 13 to low (LED of) H. Run loop once : digitalWrite (13, HIGH): edelay (500): digitalWrite (13, LOW): delay (1000);arrow_forward
- What code sets stabdard for the electrical installation work?arrow_forward5. When seeking to measure the voltage of a wall outlet (120 Volts AC) an electie: needs to do the following to prepare the Simpson 260 meter for measurement an the words to make the following statements correct). a. Set the function switch to b. The black lead should be inserted in the jack. c. The red lead should be inserted in the jack. d. The range switch should be set to the position. Note the safety warning at the heading of Section 4.10. The Simpson folks are serious about this and so should we all be. 150 assign_ELTE108_Handout_Lab_02_2020-02-05 Page 4 of 12arrow_forwardQUESTION 3 We are running 3 wires and a ground in a RMC to a control panel with a 60 amp circuit breaker disconnect in the control panel. The conduit is run along the ceiling where the ambient air temperature is 100 degrees. The control panel feeds our secondary cooling pump. What size are the ungrounded conductors? All conductors have typeTHHN insulation.arrow_forward
- what switch type and rating is required to control five 300 watt tugsten filament lamps on a 120 volt circuit? show calculationsarrow_forward8. Connect the Electronic VOM, set to the ammeter function on the 15mAdc range,between points A and D.9. Close switch S1. Measure current IAB. IAB = 19.5 mAdc 10. Measure current IAD flowing through resistor R1. IAD = 14.8 mAdcAre currents IAB and IAD entering or leaving point A? __________ Is the sum of currents IAB and IAD equal to total current IT? __________Is the current IAB entering or leaving a junction point B? __________arrow_forwardDetermine the proper size of copper wire conductor necessary to apply a 750 W electric motor that is located 100 feet from the panel board. The voltage at the panelboard is 120 volts. The permissible line drop is 1.2 volts. (for your final answer: no decimal places and unit to have one common answer)arrow_forward
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