...
www.pearsonhighered.com
ISBN-13:
978-0-13-611499-4
ISBN-10:0-13-611499-7
To Anna
ELECTRIC CIRCUITS
NINTH EDITION
James W. Nilsson
Professor
Emeritus
Iowa
State University
Susan A. Riedel ... Toronto
Delhi Mexico City Sao Paulo Sydney Hong Kong Seoul Singapore Taipei Tokyo
ELECTRIC CIRCUITS
NINTH EDITION
... practicing engineer.
WHY THIS EDITION?
The ninth edition revision of Electric Circuits began with a thorough
review of the text by instructors who currently use Electric Circuits and
those ... Amp
Filter 576
15.8
Calculating Butterworth Transfer
Functions 579
Preface
The ninth edition of Electric Circuits represents a planned revision designed
to incrementally improve th...
... telephone
system.
1.1 Electrical Engineering: An Overview
Electrical engineering is the profession concerned with systems that
produce, transmit, and measure electric signals. Electrical engineering ... needs.
Custom Solutions—New options for textbook customization are now
available for Electric Circuits, Ninth Edition. Please contact your local
Pearson representative for detail...
... SI
Quantity
Frequency
Force
Energy or work
Power
Electric charge
Electric potential
Electric resistance
Electric conductance
Electric capacitance
Magnetic flux
Inductance
Unit Name ... concept of electric charge is the basis for describing all electrical phe-
nomena. Let's review some important characteristics of electric charge.
• The charge is bipolar, meaning th...
...
The electrical energy that can actually cause injury is due
to electrical current and how it flows through the body. Why,
then,
does the sign warn of high voltage? Because of the way
electrical ... under-
standing of electrical engineering.
Before we can examine this aspect of electrical safety, we
have to learn how voltages and currents are produced and the
relationship between them....
... of electrical sources. An electrical source is a device
that is capable of converting nonelectric energy to electric energy and
vice versa. A discharging battery converts chemical energy to electric ... than its electrical properties for the
flashlight design. Electrically, we can model the
connector with an ideal resistor, labeled R
{
.
The case also serves both a mechanical and an...
... Perspective
Electrical Safety
At the beginning of this chapter, we said that current through the body can
cause injury. Let's examine this aspect of electrical safety.
You might think that electrical ... level is not the sole
RSPECWE
determinant of potential injury due to electrical
shock, consider the case of a static electricity shock
mentioned in the Practical Perspective at t...
... V;
(b) 166.67 mA;
(c) 347.22 mW.
3.5 Measuring Voltage and Current
When working with actual circuits, you will often need to measure volt-
ages and currents. We will spend some time discussing ... Lower resistances are
difficult to measure on a standard Wheatstone bridge because of thermo-
electric voltages generated at the junctions of dissimilar metals and
because of thermal heati...
... voltage-divider circuit shown in Fig. P3.43 is
designed so that the no-load output voltage is
7/9ths of the input voltage. A d'Arsonval volt-
meter having a sensitivity of 100 fl/V and a