EBK ELECTRICAL WIRING RESIDENTIAL
19th Edition
ISBN: 9781337516549
Author: Simmons
Publisher: CENGAGE LEARNING - CONSIGNMENT
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 23.2, Problem 11R
The disconnect for an air conditioner or heat pump must be installed ____________ of the unit.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
Food-waste disposers include a small manual reset button to restart the motor if it overheats and goes off-line due to prolonged use, something falls into the unit and jams it, or another cause. This manual reset provides the ____ protection required by Code for this type of appliance.
A. short-circuitB. ground-faultC. overloadD. all of these
A device used in kitchen serving hotels dining rooms club houses and restaurants is__________.
a.) Grease basin b.) Yard basin c.) Garage basin d.) Oil catch basin
Please answer quickly.
17. The filament of incandescent lamp is usually made of:
a. copper
b. silver
c. aluminum
d. tungsten
18. A current measuring instrument can be modified to measure voltages by:
a. using thicker wire in the coil
b. using a high resistance shunt
c. adding resistance in series
d. adding resistance in parallel
21. "When two power sources are connected in a series-aiding configuration, the output voltage equals the _____________"
a. supply with the highest voltage
b. supply with the lowest voltage
c. difference of the two supplies
d. sum of the two supplies
Chapter 23 Solutions
EBK 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...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.Similar questions
- An 800 amp fuse rated at 600 volts _____ on a 250 volt system. A. shall not be usedB. must be usedC. shall be permitted to be usedD. none of thesearrow_forwardIn an inverted configuration, the current wire is ___________ to the power supply and the voltage wire is connected to the process meter for voltage output.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_forward
- What size overcurrent device protects the air-conditioning unit?arrow_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_forwardoleg is using a multimeter to test the circuit branch he's just installed. after turning off the current to the circuit at the service panel, he'll first attach one probe to the ----- in the end of the run. a. black wire b. box c. white wire d. ground wire Please answer with explanation In typing formatarrow_forward
- If two 115-volt loads were connectedin parallel with 240 volts, they would__________.a. burn dimlyb. immediately burn outc. burn correctlyd. none of the abovearrow_forwardThe easiest place to install an ammeter into a stepper motor driver/motor circuit for system diagnostics is to attach the meter in series with the driver’s power supply lead. remove a fuse and place the meter leads across the fuse clips. disconnect a motor lead and attach the meter in series with that lead. connect the meter across the center tap and phase leads of the motor.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
- An open in one of the heated rear window grid elements can be repaired by ______. a. pealing the heat grid off the glass with a heat gun and installing a new grid element b. applying a thin strip of a repair compound to the damaged area c. bridging the damaged area with rosin core solder d. replacing the window glassarrow_forward5. An automatic switch or cutout is allowed in the equipment grounding conductor circuit when A. there's a redundant equipment grounding conductor in the circuit. B. the power sources are disconnected when operated. C. it's bonded around the disconnecting device. D. it also opens the neutral.arrow_forwardA(n) ___________ is a device that detects when a person has entered a room and switches on the room lighting.Select one:A. DIMMER SWITCHB. OCCUPANCY SENSORC. FOUR-WAY SWITCHD. SINGLE-POLE SWITCHarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
EBK ELECTRICAL WIRING RESIDENTIALElectrical EngineeringISBN:9781337516549Author:SimmonsPublisher:CENGAGE LEARNING - CONSIGNMENT
EBK ELECTRICAL WIRING RESIDENTIAL
Electrical Engineering
ISBN:9781337516549
Author:Simmons
Publisher:CENGAGE LEARNING - CONSIGNMENT
Types of House Wiring - Types of Electrical Wiring - Electrical Wiring; Author: Learning Engineering;https://www.youtube.com/watch?v=A5P-buWX-dA;License: Standard Youtube License