Refrigeration and Air Conditioning Technology (MindTap Course List)
8th Edition
ISBN: 9781305578296
Author: John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Publisher: Cengage Learning
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Textbook Question
Chapter 12, Problem 13RQ
If the resistance in a 120-V circuit was 40 Ω, what would the current be in amperes?
A. 4800A
B. 48A
C. 4A
D. 3A
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Students have asked these similar questions
17. Three resistors of 3, 4 and 5 1 poini
ohms each are connected in
parallel. What is the equivalent
resistance? *
O 1.3 ohms
O 6.7 ohm
O 12 ohms
O .08 ohms
What is the peak voltage of a 120V RMS AC voltage?
Find the value of the currents I1 and 12.
100 ohm
5V
5V
100 ohm
12
O a. 1=-0.3A, 12=-0.1A
O b. 11=0.3A, 12=0.1A
Oc. 11=0.05A, 12=0.1A
O d. 11=0.1A, 12=0.2A
Chapter 12 Solutions
Refrigeration and Air Conditioning Technology (MindTap Course List)
Ch. 12 - The __________is that part of an atom that moves...Ch. 12 - When this part of an atom moves to another atom,...Ch. 12 - State the differences between AC and DC.Ch. 12 - Describe how a meter would be connected in a...Ch. 12 - Describe how an amperage reading would be taken...Ch. 12 - Describe how the total resistance in a series...Ch. 12 - Ohm's law for determining voltage is _______.Ch. 12 - Ohm's law for determining amperage is_________.Ch. 12 - Ohm's law for determining resistance is_______.Ch. 12 - Prob. 10RQ
Ch. 12 - Describe the characteristics of the voltage,...Ch. 12 - If there were a current flowing of 5A in a 120-V...Ch. 12 - If the resistance in a 120-V circuit was 40 , what...Ch. 12 - Electrical power is measured in A. amperes. B....Ch. 12 - The formula for determining electrical power...Ch. 12 - Describe how a step-down transformer differs from...Ch. 12 - What are the three types of opposition to current...Ch. 12 - Prob. 18RQCh. 12 - What does forward bias on a diode mean?Ch. 12 - The unit of measurement for the charge a capacitor...
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