EBK ELECTRICAL WIRING RESIDENTIAL
19th Edition
ISBN: 9781337516549
Author: Simmons
Publisher: CENGAGE LEARNING - CONSIGNMENT
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Chapter 21.1, Problem 8R
To determine
Mention whether the plans indicate a wall switch for the controlling operation of a food waste disposer or not.
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QUESTION 9
When a ground wire is connected to an interior gas piping system and the underground portion of the gas pipe into the building is plastic, which of the following is (or are) true?
a
A.This would be approved by code as the gas pipe is only being bonded to the electrical system.
b
B.This installation would be approved by code, as the gas pipe is not a grounding electrode.
c
C.Both A and B
d
D.Neither A nor B
Question 9
An FET is a
current
voltage
O voltage and current
__-controlled device.
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
Chapter 21 Solutions
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