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N A two similar branches. In this example, ZA � ZB. Therefore, Z1 � Z2, and Z Z3 � AZB (�j 4 �)(�j 4 �) �� ZA � ZB � ZC 5 � ��53.13° 16 � ��180° � �� 3.2 � ��126.87° � �1.92 ��j 2.56 � 5 ��53.13° Replace the � by the Y (Fig. 17.49): Z1 � 3.84 ��j 1.11 � Z2 � 3.84 ��j 1.11 � Z3 � �1.92 ��j 2.56 � Z4 � 2 � Z5 � 3 � Impedances Z1 and Z4 are in series: ZT1 � Z1 � Z4 � 3.84 ��j 1.11 ��2 � � 5.84 ��j 1.11 � � 5.94 � �10.76° Impedances Z2 and Z5 are in series: ZT2 � Z2 � Z5 � 3.84 ��j 1.11 ��3 � � 6.84 ��j 1.11 � � 6.93 � �9.22° Impedances Z T1 and Z T2 are in parallel: ZT1ZT2 (5.94 � �10.76°)(6.93 � �9.22°) ZT3 � �� ZT1 � ZT2 5.84 ��j 1.11 ��6.84 ��j 1.11 � 41.16 � �19.98° 41.16 � �19.98° � �� 3.198 � �10.05° 12.68 � j 2.22 12.87 �9.93° � 3.15 ��j 0.56 � Impedances Z 3 and Z T3 are in series. Therefore, Z T � Z 3 � Z T3 � �1.92 ��j 2.56 ��3.15 ��j 0.56 � � 1.23 ��j 2.0 �� 2.35 � ��58.41° EXAMPLE 17.21 Using both the �-Y and Y-� transformations, find the total impedance Z T for the network of Fig. 17.50. Z T 3 � 6 � 1 � 2 � 2 � 6 � 1 3 � 6 � 3 FIG. 17.50 Example 17.21. 2 d 1 � 3 � 2 � 1 � Z T �-Y, Y-� CONVERSIONS ⏐⏐⏐ 773 2 Z 3 Z1 Z2 1 3 Z 4 Z 5 FIG. 17.49 The network of Fig. 17.48 following the substitution of the Y configuration.
774 ⏐⏐⏐ METHODS OF ANALYSIS AND SELECTED TOPICS (ac) 6 � 3 � 2 3 � Solution: Using the �-Y transformation, we obtain Fig. 17.51. In this case, since both systems are balanced (same impedance in each branch), the center point d′ of the transformed � will be the same as point d of the original Y: Z� 3 ��j 6 � ZY � � � �� 1 ��j 2 � 3 3 6 � 1 3 � 6 � 3 Z T 1 � 1 � 2 � FIG. 17.51 Converting a � configuration to a Y configuration. and (Fig. 17.52) 1 ��j 2 � ZT � 2 �� 1 ��j 2 � 2 2 � 1 � 2 � 2 d,d� 1 � 2 � 1 � 2 � 2 � 1 � 1 1 � 2 � 3 FIG. 17.52 Substituting the Y configuration of Fig. 17.51 into the network of Fig. 17.50. 1 � 2 � 2 � Using the Y-� transformation (Fig. 17.53), we obtain Z∆ � 3ZY � 3(1 ��j 2 �) � 3 ��j 6 � 2 d� 1 � 1 3 N A
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1 Introduction 1.1 THE ELECTRICAL/E
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� S I mind that similar progressi
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� S I denser, which we refer to t
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� S I decades will probably conta
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� S I TABLE 1.1 Comparison of the
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� S I The second was originally d
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� S I A quick method of determini
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� S I revealing that the operatio
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� S I 1 1 2300 � � 3.333E�1
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� S I Since the power of ten will
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� S I EXAMPLE 1.14 a. Determine t
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� S I Initial Settings Format and
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� S I c. Since the division will
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� S I Three software packages wil
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� S I SECTION 1.8 Conversion with
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2 Current and Voltage 2.1 ATOMS AND
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I e V CURRENT ⏐⏐⏐ 33 the dist
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I e V The chemical activity of the
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I e V erence plane. If the weight i
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I e V 2.4 FIXED (dc) SUPPLIES The t
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I e V FIG. 2.14 Maintenance-free 12
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I e V batteries are relatively warm
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I e V EXAMPLE 2.5 a. Determine the
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I e V TABLE 2.1 Relative conductivi
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I e V be accomplished is to open th
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I e V (a) (c) Contact Sliding switc
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I e V Control switch Meter leads (a
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I e V tant to disconnect the charge
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I e V GLOSSARY ⏐⏐⏐ 57 28. Fin
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3 Resistance 3.1 INTRODUCTION The f
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R G Note that the area of the condu
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R G EXAMPLE 3.3 What is the resista
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R G RESISTANCE: METRIC UNITS ⏐⏐
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R G The conversion factor between r
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R G Absolute zero -273.15°C Inferr
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R G Since R 20 of Eq. (3.8) is the
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R G result is a tremendous saving i
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R G TYPES OF RESISTORS ⏐⏐⏐ 75
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R G TYPES OF RESISTORS ⏐⏐⏐ 77
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R G a 1% failure rate would reveal
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R G gaps. Dropping to the 10% level
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R G THERMISTORS ⏐⏐⏐ 83 Prelim
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R G APPLICATIONS ⏐⏐⏐ 85 3.14
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R G longer heating element in stand
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R G cally this law relates voltage,
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R G MATHCAD ⏐⏐⏐ 91 key at the
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R G *13. What is the new resistance
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R G SECTION 3.13 Varistors 58. a. R
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98 ⏐⏐⏐ OHM’S LAW, POWER, AN
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100 ⏐⏐⏐ OHM’S LAW, POWER, A
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5 Series Circuits 5.1 INTRODUCTION
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S the same through series elements
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S Solution: RT � R1 � R2 � R3
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S type of element. In other words,
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S c. V1 � IR1 � (2 A)(4 �)
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S In the above discussion the curre
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S Voltage Sources and Ground Except
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S EXAMPLE 5.14 Find the voltage Vab
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S EXAMPLE 5.19 Using the voltage di
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S ∆V L 120 V 100 V 0 V L voltage
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S EXAMPLE 5.24 Determine the voltag
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S 5.11 APPLICATIONS Holiday Lights
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S wiring, you will find that since
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S and right-click on the mouse. A l
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S FIG. 5.68 Applying Electronics Wo
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S also be used to remind the progra
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S 3. Find the applied voltage E nec
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S 9. Determine the current I and th
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S 40 V I + R 3 R 2 R 1 V 3 - 30 �
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S *28. For the network of Fig. 5.97
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6 Parallel Circuits 6.1 INTRODUCTIO
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P rent level. In other words, as th
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P EXAMPLE 6.4 a. Find the total res
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P R T R 6 � R′ T � ��
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P d. RT � 30 � � 30 � � 0
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P 0.25 S � 0.1 S � 0.05 S � 0
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P EXAMPLE 6.13 Determine the curren
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P I2 � I4 � I5 12 A � I4 �
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P For the particular case of two pa
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P and (R 1 � R 2)I 1 � R 2I R 1
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P A short circuit is a very low res
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P must therefore be zero volts, as
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P + E - A + - I s + - ensure a posi
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P 12-gage fuse link Filter capacito
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P car such as the lights, air condi
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P careful, you can work with one li
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P In particular, note that m (or M)
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P This time, rather than using mete
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P PROBLEMS ⏐⏐⏐ 205 *6. Determ
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P 14. Using the information provide
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P *21. Find the unknown quantities
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P SECTION 6.8 Open and Short Circui
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7 Series-Parallel Networks 7.1 SERI
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S S P P For parallel resistors R 1
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S S P P a I A E 16.8 V R 1 9 � R
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S S P P I s R T E 24 V R 6 � R1
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S S P P R 3 R 2 7 � 5 � I 3 R 4
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S S P P E 72 V 72 V I5 ��
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S S P P (6 �)I3 6 I6 ��
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S S P P To demonstrate the validity
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S S P P 7.5 POTENTIOMETER LOADING F
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S S P P The Ammeter The maximum cur
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S S P P ammeter or voltmeter becaus
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S S P P 120 V + - VR1 R1 + - 1 �
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S S P P would be created between th
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S S P P Note also that the current
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S S P P 7.9 COMPUTER ANALYSIS PSpic
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Heading Preprocessor directive Defi
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S S P P 3. For the network of Fig.
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S S P P 10. For the network of Fig.
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S S P P 17. For the configuration o
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S S P P 26. For the ladder network
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S S P P 34. Using a 50-mA, 1000-�
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8 Methods of Analysis and Selected
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N A current-source networks, it wil
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N A excellent approximation to drop
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N A EXAMPLE 8.7 Reduce the network
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N A of series elements. Figure 8.20
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N A appearing in Solution 1 in a ve
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N A R 1 E 1 - + + - 4 � 15 V Appl
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N A EXAMPLE 8.11 Consider the same
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N A EXAMPLE 8.13 Find the branch cu
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N A Node a is then used to relate t
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N A 1. Assign a loop current to eac
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N A EXAMPLE 8.18 Find the current t
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N A The nodal analysis method is ap
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N A or I � � � and V2� �
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N A Step 3: Included in Fig. 8.49 f
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N A I 3 V 1 I 1 R 3 10 � 6 A R1 4
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N A EXAMPLE 8.23 Write the nodal eq
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N A EXAMPLE 8.25 Using nodal analys
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N A Solution: The nodal voltages ar
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N A with the bottom of the determin
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N A any unknown quantities if mesh
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N A To obtain the relationships nec
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N A Solution: RB RC (20 �)(10 �
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N A 8.13 APPLICATIONS The Applicati
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N A or outside forces such as light
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N A Schematic with Nodal Voltages W
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N A A photograph of the outside and
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N A PROBLEMS SECTION 8.2 Current So
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N A SECTION 8.4 Current Sources in
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N A *16. For the transistor configu
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N A SECTION 8.8 Mesh Analysis (Form
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N A *37. Using the supernode approa
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N A *49. Repeat Problem 48 for the
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9 Network Theorems 9.1 INTRODUCTION
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Th This final relationship between
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Th The total current through the 4-
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I Th R 1 6 mA R 3 Current divider r
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Th E 1 12 V 6 � 4 V E 2 4 � (a)
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Th R 1 3 � R 2 6 � a R Th b b (
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Th R 1 R 1 6 � 6 � R 4 a 3 �
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Th 6 � R 1 R 2 12 � b R3 a R4 3
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Th Direct Measurement of E Th and R
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Th Conclusion: 5. Draw the Norton e
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Th NORTON’S THEOREM ⏐⏐⏐ 341
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Th E Th I N R N FIG. 9.78 Defining
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Th Note, in particular, that P L is
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Th When R L � R Th, R L h% ��
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Th EXAMPLE 9.14 A dc generator, bat
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Th Note Fig. 9.91, where V1 � V3
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Th that of E 1 and E 3. The total c
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Th combination of elements that wil
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Th RT � R1 � R2 � (R3 � R4)
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Th are presented with a bundle of r
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Th FIG. 9.116 Using PSpice to deter
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Th FIG. 9.119 Using PSpice to deter
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Th FIG. 9.121 Plot resulting from t
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Th 2. Using superposition, find the
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Th *8.Find the Thévenin equivalent
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Th 21. For each network of Fig. 9.1
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Th SECTION 9.8 Reciprocity Theorem
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10 Capacitors 10.1 INTRODUCTION Thu
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The attraction and repulsion betwee
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w � Q, so the dielectric is also
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d � o d d C = 5 µF A (a) C = 0.1
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EXAMPLE 10.4 Find the maximum volta
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Dipped phenolic coating Ceramic die
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lower potential. This capacitor can
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Type: Miniature Axial Electrolytic
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The factor e �t/RC is an exponent
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after five time constants of the ch
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which employs the function e �x a
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Solutions: a. Charging phase: vC
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t2 � (R2 � R3)C � (1 k��3
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a. Find the mathematical expression
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and C t ��t loge�1 � �v
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10.11 THÉVENIN EQUIVALENT: t � R
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Solution: The network is redrawn in
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�v 4 v 3 v2 0 v C (V) 1 t2 t3 �
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and substituting for C T: 1/C 1 V 1
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Solution: As previously discussed,
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Flash Lamp The basic circuitry for
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light in parallel with the capacito
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Black (feed) Ground Black White Gro
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sufficiently large to be considered
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FIG. 10.77 Using PSpice to investig
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Settings-AverageIC dialog box. Anal
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16. Find the distance in millimeter
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29. For the situation of Problem 25
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*40. The capacitor of Fig. 10.100 i
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*47. For the network of Fig. 10.107
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11 Magnetic Circuits 11.1 INTRODUCT
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Magnetic flux lines I Conductor FIG
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EXAMPLE 11.1 For the core of Fig. 1
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Substituting, we have (11.4) The ma
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- H s - B max e Saturation B R d -
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1.4 1.3 1.2 1.1 1.0 0.9 0.8 0.7 0.6
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above is evidenced by the fact that
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An approach frequently employed in
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and the magnetizing force is H (she
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The flux density of the air gap in
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� � 0 Hbelbe � Hbcdelbcde �
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EXAMPLE 11.9 Find the magnetic flux
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Speakers and Microphones Electromag
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4,000,000,000,000 bits of informati
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ingly enough one that perhaps will
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Hall Effect Sensor The Hall effect
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ciently close to establish contact
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SECTION 11.8 Hysteresis 9. For the
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*18. For the series-parallel magnet
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12 Inductors 12.1 INTRODUCTION We h
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Inductors are coils of various dime
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(a) (d) (b) FIG. 12.10 Various type
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ciated with the applied ac signal m
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the voltage across the coil is not
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y 1.0 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0
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12.8 INITIAL VALUES This section wi
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Let us now test the validity of the
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The mathematical expression for the
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v R1 R1 Defined polarity + vL - v L
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iL � (1 � e �t/t ) t � �
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12.12 INDUCTORS IN SERIES AND PARAL
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Applying the current divider rule,
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EXAMPLE 12.12 Find the energy store
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+ Feed 120 V ac - Return ��
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would need for 15 W, not to mention
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will scatter to all sides of the mo
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ing trace appears in the bottom of
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FIG. 12.61 Using PSpice to determin
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Parameters, use 0 s as the Start ti
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*11. Find the waveform for the curr
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*19. For the network of Fig. 12.76:
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*29. The switch of Fig. 12.83 has b
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37. Find the voltage V 1 and the cu
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522 ⏐⏐⏐ SINUSOIDAL ALTERNATIN
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14 The Basic Elements and Phasors 1
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� RESPONSE OF BASIC R, L, AND C E
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� The opposition established by a
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� Therefore, RESPONSE OF BASIC R,
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� is directly related to the stra
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� applied. In general, therefore,
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� θv the voltage or current. The
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� EXAMPLE 14.11 Determine the ave
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� any number not on the real axis
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� Polar to Rectangular X � Z co
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� Reciprocal The reciprocal of a
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� - Multiplication To multiply tw
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� Solutions: a. By Eq. (14.34), b
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� often frustrating if one lost m
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� CALCULATOR AND COMPUTER METHODS
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� PHASORS ⏐⏐⏐ 611 is entere
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� PHASORS ⏐⏐⏐ 613 6 A v 1 =
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� PHASORS ⏐⏐⏐ 615 - 2 p 41.
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� COMPUTER ANALYSIS ⏐⏐⏐ 617
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� PROBLEMS ⏐⏐⏐ 625 *20. For
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� PROBLEMS ⏐⏐⏐ 627 *47. a.
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15 Series and Parallel ac Circuits
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a c v � 100 sin qt ⇒ phasor for
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a c v � 24 sin qt ⇒ phasor form
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a c v � 15 sin qt ⇒ phasor nota
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a c real and imaginary axes and fin
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a c In rectangular form, and VR �
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a c Time domain: In the time domain
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a c or E � V R � V L � V C wh
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a c (6�0)*(50�30)/((6�0)�(9
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a c Therefore, E � �(1�3�.3
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a c f � 1 kHz XC � � �15.92
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a c f � 0 Hz XC � � ⇒ very
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a c ohms and the short-circuit equi
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a c elements by 90°, and leads the
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a c EXAMPLE 15.12 For the network o
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a c EXAMPLE 15.14 Find the admittan
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a c I Admittance diagram: As shown
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a c E Admittance diagram: As shown
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a c Phasor notation: As shown in Fi
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a c Using Eq. (15.32), we obtain G
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a c on the total impedance at that
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a c 90° 60° 45° 30° 0° θ T In
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a c 0° -30° -45° -60° -90° θL
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a c The total impedance at the freq
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a c Solution: Rp � 8k� Xp (resu
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a c I = 12 A ∠ 0° FIG. 15.95 Ser
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a c + e - a + v R - R impedance. Th
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a c Switched outlets Parallel outle
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a c transfer of power (see Section
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a c Consequently, the sound generat
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a c V applied 170 80.24 V(volts) V
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a c Run PSpice key. The result will
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a c Electronics Workbench We will n
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a c PROBLEMS SECTION 15.2 Impedance
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a c 7. For the circuit of Fig. 15.1
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a c + E = 20 V ∠ 70° - 20 � (a
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a c SECTION 15.7 Admittance and Sus
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a c 31. Repeat Problem 30 for the c
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a c 41. For the network of Fig. 15.
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a c GLOSSARY Admittance A measure o
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710 ⏐⏐⏐ SERIES-PARALLEL ac NE
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Page 723 and 724: 722 ⏐⏐⏐ SERIES-PARALLEL ac NE
Page 745 and 746: 744 ⏐⏐⏐ METHODS OF ANALYSIS A
Page 773: 772 ⏐⏐⏐ METHODS OF ANALYSIS A
Page 792 and 793: 18 Network Theorems (ac) 18.1 INTRO
Page 794 and 795: Th Z 1 E 1- + Z 1 I s1 j 4 � Z1
Page 796 and 797: Th EXAMPLE 18.4 For the network of
Page 798 and 799: Th pendent sources. The solution ob
Page 800 and 801: Th is the replacement of the term r
Page 802 and 803: Th Z1 � R1 � j XL1 � 6 ��
Page 804 and 805: Th will behave like the actual tran
Page 806 and 807: Th obtained by applying a source of
Page 808 and 809: Th Method 3: See Fig. 18.49. Eg Ig
Page 810 and 811: Th or Eoc�1 � � � k1k2R2
Page 812 and 813: Th Independent Sources The procedur
Page 814 and 815: Th Solution: Steps 1 and 2 (Fig. 18
Page 816 and 817: Th The Norton equivalent circuit ap
Page 818 and 819: Th so Eg(1 � h) � Ig[R1 � (1
Page 820 and 821: Th + E = 9 V ∠ 0° - Z1Z 2 (10
Page 822 and 823: Th (8.54 V) 72.93 and Pmax � �
Page 824 and 825:
Th ��
Page 826 and 827:
Th For 100 W, Is � � Np �Ip
Page 828 and 829:
Th Redrawing the network as shown i
Page 830 and 831:
Th 0.5 -0.5 v s (volts) 0 T /2 T -T
Page 832 and 833:
Th culation of �32.74° of Exampl
Page 834 and 835:
Th FIG. 18.101 Using PSpice to dete
Page 836 and 837:
Th FIG. 18.104 The output file for
Page 838 and 839:
Th FIG. 18.107 Using PSpice to dete
Page 840 and 841:
Th *5. Using superposition, find th
Page 842 and 843:
Th PROBLEMS ⏐⏐⏐ 841 11. Find
Page 844 and 845:
Th PROBLEMS ⏐⏐⏐ 843 20. Find
Page 846 and 847:
Th PROBLEMS ⏐⏐⏐ 845 *40. Find
Page 848 and 849:
Th GLOSSARY ⏐⏐⏐ 847 49. Using
Page 850 and 851:
19 Power (ac) 19.1 INTRODUCTION The
Page 852 and 853:
P q s Power delivered to element by
Page 854 and 855:
P q s The reason for rating some el
Page 856 and 857:
P q s If the average power is zero,
Page 858 and 859:
P q s 2 V and QC � �� (VAR) (
Page 860 and 861:
P q s j I 2 X L = Q L I 2 X C = Q C
Page 862 and 863:
P q s Thus, PT 600 W Fp ��
Page 864 and 865:
P q s Motor: h � Pi � � �45
Page 866 and 867:
P q s + E = E ∠0° - I L Solving
Page 868 and 869:
P q s The equivalent parallel load
Page 870 and 871:
P q s As the name implies, power-fa
Page 872 and 873:
P q s duced, the eddy current loss
Page 874 and 875:
P q s The vast majority of generato
Page 876 and 877:
P q s 349.2 kW � 240 kW � 109.2
Page 878 and 879:
P q s Peak icon to the right of the
Page 880 and 881:
P q s small region below the axis i
Page 882 and 883:
P q s 6. For the circuit of Fig. 19
Page 884 and 885:
P q s *14. For the circuit of Fig.
Page 886:
P q s SECTION 19.10 Effective Resis
Page 889 and 890:
888 ⏐⏐⏐ RESONANCE E s + - Sou
Page 891 and 892:
890 ⏐⏐⏐ RESONANCE Q L = I 2 X
Page 893 and 894:
892 ⏐⏐⏐ RESONANCE R R( f ) 0
Page 895 and 896:
894 ⏐⏐⏐ RESONANCE f < f s: ne
Page 897 and 898:
896 ⏐⏐⏐ RESONANCE Solving the
Page 899 and 900:
898 ⏐⏐⏐ RESONANCE As Q s of t
Page 901 and 902:
900 ⏐⏐⏐ RESONANCE b. Since Qs
Page 903 and 904:
902 ⏐⏐⏐ RESONANCE I Z T Y T R
Page 905 and 906:
904 ⏐⏐⏐ RESONANCE R l Z Tm Z
Page 907 and 908:
906 ⏐⏐⏐ RESONANCE Setting the
Page 909 and 910:
908 ⏐⏐⏐ RESONANCE Inductive R
Page 911 and 912:
910 ⏐⏐⏐ RESONANCE For an idea
Page 913 and 914:
912 ⏐⏐⏐ RESONANCE TABLE 20.1
Page 915 and 916:
914 ⏐⏐⏐ RESONANCE Example 20.
Page 917 and 918:
916 ⏐⏐⏐ RESONANCE I e. Ql ≥
Page 919 and 920:
918 ⏐⏐⏐ RESONANCE Therefore,
Page 921 and 922:
920 ⏐⏐⏐ RESONANCE Volume Full
Page 923 and 924:
922 ⏐⏐⏐ RESONANCE bandwidth
Page 925 and 926:
924 ⏐⏐⏐ RESONANCE FIG. 20.43
Page 927 and 928:
926 ⏐⏐⏐ RESONANCE cursor esta
Page 929 and 930:
928 ⏐⏐⏐ RESONANCE FIG. 20.48
Page 931 and 932:
930 ⏐⏐⏐ RESONANCE I 2 mA IL I
Page 933 and 934:
932 ⏐⏐⏐ RESONANCE ZT I = 5 mA
Page 935 and 936:
934 ⏐⏐⏐ RESONANCE Z Tp GLOSSA
Page 937 and 938:
936 ⏐⏐⏐ TRANSFORMERS + e p -
Page 939 and 940:
938 ⏐⏐⏐ TRANSFORMERS L p = 20
Page 941 and 942:
940 ⏐⏐⏐ TRANSFORMERS revealin
Page 943 and 944:
942 ⏐⏐⏐ TRANSFORMERS Since th
Page 945 and 946:
944 ⏐⏐⏐ TRANSFORMERS Solution
Page 947 and 948:
946 ⏐⏐⏐ TRANSFORMERS Public a
Page 949 and 950:
948 ⏐⏐⏐ TRANSFORMERS + v x -
Page 951 and 952:
950 ⏐⏐⏐ TRANSFORMERS + V g -
Page 953 and 954:
952 ⏐⏐⏐ TRANSFORMERS + V g -
Page 955 and 956:
954 ⏐⏐⏐ TRANSFORMERS (a) (b)
Page 957 and 958:
956 ⏐⏐⏐ TRANSFORMERS polariti
Page 959 and 960:
958 ⏐⏐⏐ TRANSFORMERS Iron cor
Page 961 and 962:
960 ⏐⏐⏐ TRANSFORMERS Primary
Page 963 and 964:
962 ⏐⏐⏐ TRANSFORMERS Z i + E
Page 965 and 966:
964 ⏐⏐⏐ TRANSFORMERS Source +
Page 967 and 968:
966 ⏐⏐⏐ TRANSFORMERS ��
Page 969 and 970:
968 ⏐⏐⏐ TRANSFORMERS insertio
Page 971 and 972:
970 ⏐⏐⏐ TRANSFORMERS FIG. 21.
Page 973 and 974:
972 ⏐⏐⏐ TRANSFORMERS + Vg = 2
Page 975 and 976:
974 ⏐⏐⏐ TRANSFORMERS q = 1000
Page 978 and 979:
22 Polyphase Systems 22.1 INTRODUCT
Page 980 and 981:
0.866 E m(CN) 0.866 E m(BN) This is
Page 982 and 983:
E BC The length x is C B + - E CN E
Page 984 and 985:
B C E BC E CA (a) ⎪ ⎬ ⎪ ⎭ E
Page 986 and 987:
. EL � �3�Ef � (1.73)(120 V
Page 988 and 989:
E CA = 150 V ∠ v 3 b. Vf � EL.T
Page 990 and 991:
I Bb I AC 30° 120° It can be show
Page 992 and 993:
The phase voltages are Van � IanZ
Page 994 and 995:
Power Factor The power factor of th
Page 996 and 997:
Power Factor S T � 3S f � �3
Page 998 and 999:
A + EAN - or EAN � IfZline � Vf
Page 1000 and 1001:
methods of determining whether the
Page 1002 and 1003:
IBb � Ibc � Iab � 8.32 A �
Page 1004 and 1005:
or multiphase, result in a total lo
Page 1006 and 1007:
40,000 V �120° � 33,200 V �
Page 1008 and 1009:
7. For the system of Fig. 22.39, fi
Page 1010 and 1011:
C 14. Repeat Problem 13 if the phas
Page 1012 and 1013:
3-phase ∆-connected generator Pha
Page 1014 and 1015:
*43. The Y-Y system of Fig. 22.48 h
Page 1016:
GLOSSARY �-connected ac generator
Page 1019 and 1020:
1018 ⏐⏐⏐ DECIBELS, FILTERS, A
Page 1021 and 1022:
Page 1023 and 1024:
Page 1025 and 1026:
Page 1027 and 1028:
Page 1029 and 1030:
Page 1031 and 1032:
Page 1033 and 1034:
Page 1035 and 1036:
Page 1037 and 1038:
Page 1039 and 1040:
Page 1041 and 1042:
Page 1043 and 1044:
Page 1045 and 1046:
Page 1047 and 1048:
Page 1049 and 1050:
Page 1051 and 1052:
Page 1053 and 1054:
Page 1055 and 1056:
Page 1057 and 1058:
Page 1059 and 1060:
Page 1061 and 1062:
Page 1063 and 1064:
Page 1065 and 1066:
Page 1067 and 1068:
Page 1069 and 1070:
Page 1071 and 1072:
Page 1073 and 1074:
Page 1075 and 1076:
Page 1077 and 1078:
Page 1079 and 1080:
Page 1081 and 1082:
Page 1083 and 1084:
Page 1085 and 1086:
Page 1087 and 1088:
Page 1089 and 1090:
Page 1091 and 1092:
Page 1093 and 1094:
Page 1095 and 1096:
1094 ⏐⏐⏐ PULSE WAVEFORMS AND
Page 1097 and 1098:
Page 1099 and 1100:
Page 1101 and 1102:
Page 1103 and 1104:
Page 1105 and 1106:
Page 1107 and 1108:
Page 1109 and 1110:
Page 1111 and 1112:
Page 1113 and 1114:
Page 1115 and 1116:
Page 1117 and 1118:
Page 1119 and 1120:
Page 1121 and 1122:
Page 1124 and 1125:
25 Nonsinusoidal Circuits 25.1 INTR
Page 1126 and 1127:
NON Average Value: A 0 The dc term
Page 1128 and 1129:
NON f(t) � �f � t � � T 2
Page 1130 and 1131:
NON EXAMPLE 25.1 Determine which co
Page 1132 and 1133:
NON 1 sin qt i t 1 (i = 0) FIG. 25.
Page 1134 and 1135:
NON Vm 0 v 1 (a) and v � Vm�1
Page 1136 and 1137:
NON v(a) � V 0 � V m1 sin a �
Page 1138 and 1139:
NON EXAMPLE 25.7 The input to the c
Page 1140 and 1141:
NON ZT1 � 6 ��j 37.7 ��38
Page 1142 and 1143:
NON FIG. 25.28 Using PSpice to appl
Page 1144 and 1145:
NON you can change the range to 0 H
Page 1146 and 1147:
NON 9. Find the total average power
Page 1148:
NON 24. Given any nonsinusoidal fun
Page 1151 and 1152:
1150 ⏐⏐⏐ SYSTEM ANALYSIS: AN
Page 1153 and 1154:
Page 1155 and 1156:
Page 1157 and 1158:
Page 1159 and 1160:
Page 1161 and 1162:
Page 1163 and 1164:
Page 1165 and 1166:
Page 1167 and 1168:
Page 1169 and 1170:
Page 1171 and 1172:
Page 1173 and 1174:
Page 1175 and 1176:
Page 1177 and 1178:
Page 1179 and 1180:
Page 1181 and 1182:
Page 1183 and 1184:
Page 1185 and 1186:
Page 1187 and 1188:
Page 1189 and 1190:
Page 1191 and 1192:
Page 1193 and 1194:
1192 Appendixes APPENDIX A PSpice,
Page 1195 and 1196:
1194 ⏐⏐⏐ APPENDIXES A.3 Mathc
Page 1197 and 1198:
1196 ⏐⏐⏐ APPENDIXES To Conver
Page 1199 and 1200:
1198 Appendix C DETERMINANTS Determ
Page 1201 and 1202:
1200 ⏐⏐⏐ APPENDIXES 2 3 �3
Page 1203 and 1204:
1202 ⏐⏐⏐ APPENDIXES x � War
Page 1205 and 1206:
1204 ⏐⏐⏐ APPENDIXES D Note th
Page 1207 and 1208:
1206 Appendix D COLOR CODING OF MOL
Page 1209 and 1210:
1208 Appendix F MAGNETIC PARAMETER
Page 1211 and 1212:
1210 ⏐⏐⏐ APPENDIXES and the p
Page 1213 and 1214:
1212 ⏐⏐⏐ APPENDIXES 3. (a) 16
Page 1215 and 1216:
1214 ⏐⏐⏐ APPENDIXES (b) 50(1
Page 1217 and 1218:
1216 ⏐⏐⏐ APPENDIXES (f) 300 W
Page 1219 and 1220:
1218 ⏐⏐⏐ APPENDIXES 9. (a) E
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