Electrical Wiring: Residental - With Plans (Paperback) Package
18th Edition
ISBN: 9781305416376
Author: MULLIN
Publisher: Cengage
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Textbook Question
Chapter 1, Problem 28R
What can you do to reduce or eliminate the possibility of receiving an electric shock when working on electrical circuits? Circle the correct answer.
- Turn off the power on the circuit you are working on.
- Turn off the power on the circuit you are working on, tag it, and lock the disconnect in the OFF position.
- Turn off the power on the circuit you are working on, then tell everyone else working with you not to turn the power back on.
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4.
Ohm's Law states that the electric current flowing though a ________ is directly proportional to the ________.
Select one:
a. closed circuit --- total resistance
b. closed circuit --- switch resistance
c. open circuit --- supply voltage
d. closed circuit --- supply voltage
Chapter 1 Solutions
Electrical Wiring: Residental - With Plans (Paperback) Package
Ch. 1 - What is the purpose of specifications?Ch. 1 - Refer to the specifications in the back of this...Ch. 1 - What is done to prevent a plan from becoming...Ch. 1 - Name three requirements contained in the...Ch. 1 - Prob. 5RCh. 1 - What phrase is used when a substitution is...Ch. 1 - What is the purpose of an electrical symbol?...Ch. 1 - Prob. 8RCh. 1 - Prob. 9RCh. 1 - What three parties must be satisfied with the...
Ch. 1 - Prob. 12RCh. 1 - Prob. 13RCh. 1 - Does the NEC provide minimum or maximum standards?...Ch. 1 - What do the letters UL signify?Ch. 1 - What section of the NEC states that all listed or...Ch. 1 - Prob. 17RCh. 1 - Prob. 18RCh. 1 - Does compliance with the NEC always result in an...Ch. 1 - Name two nationally recognized testing...Ch. 1 - Prob. 21RCh. 1 - Prob. 23RCh. 1 - A junction box on a piece of European equipment is...Ch. 1 - Prob. 25RCh. 1 - You will learn in Chapter 3 that residential...Ch. 1 - Prob. 27RCh. 1 - What can you do to reduce or eliminate the...Ch. 1 - What is the NEC definition of a qualified person?Ch. 1 - Are low-voltage systems totally safe? Explain.Ch. 1 - Prob. 32RCh. 1 - What do the letters PPE stand for?...Ch. 1 - Prob. 34RCh. 1 - Where might you obtain information about...Ch. 1 - Prob. 36R
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