Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN: 9780133923605
Author: Robert L. Boylestad
Publisher: PEARSON
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Textbook Question
Chapter 8, Problem 7P
Convert the voltage sources in Fig. 8.109 to current sources.
Fig. 8.100
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47. a.
b.
C.
Write the nodal equations for the network of Fig. 8.136 using the general approach.
Solve for the nodal voltages using determinants.
Find the voltage across the resistor R4.
R5
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20 Ω
2 A
| 20 Ω
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R4
9 Ω
R3
18 Ω
4 Ω
16 V
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13. Convert the voltage sources in Fig. 8.115 to current sources.
a. Find the resultant current source.
b. Find the voltage Va and the polarity of points a and b.
c. Find the magnitude and direction of the current .
13
R, 3 N
R,20
R3
E1
E2 20 V
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FIG. 8.115
3. For the network of Fig. 8.95:
a. Find the currents I, and I.
b. Find the voltages V, and V3.
R2
6 0
4 A
D R,2N E 24 V
R3
Chapter 8 Solutions
Introductory Circuit Analysis (13th Edition)
Ch. 8 - For the network of Fig. 8.103: a. Find the...Ch. 8 - For the network of Fig. 8.104: a. Determine the...Ch. 8 - Find voltage Vs (with polarity) across the ideal...Ch. 8 - For the network in Fig. 8.106: a. Find voltage Vs....Ch. 8 - Find the voltage V3 and the current I2 for the...Ch. 8 - For the network in Fig. 8.108: a. Find the...Ch. 8 - Convert the voltage sources in Fig. 8.109 to...Ch. 8 - Convert the current sources in Fig. 8.110 to...Ch. 8 - For the network in Fig. 8.111: Find the current IL...Ch. 8 - For the configuration of Fig. 8.112: a. Convert...
Ch. 8 - For the network in Fig. 8.113: a. Replace all the...Ch. 8 - Find the voltage Vs and the current I1 for the...Ch. 8 - Convert the voltage sources in Fig. 8.115 to...Ch. 8 - For the network in Fig. 8.116, reduce the network...Ch. 8 - Using branch-current analysis, find the magnitude...Ch. 8 - For the network of Fig. 8.118: Determine the...Ch. 8 - Using branch-current analysis, find the current...Ch. 8 - Using branch-current analysis, find the current...Ch. 8 - For the network in Fig. 8.121: a. Write the...Ch. 8 - Using the general approach to mesh analysis,...Ch. 8 - Using the general approach to mesh analysis,...Ch. 8 - Using the general approach to mesh analysis,...Ch. 8 - Using the general approach to mesh analysis,...Ch. 8 - Determine the mesh currents for the network of...Ch. 8 - Write the mesh equations for the network of Fig....Ch. 8 - Write the mesh equations for thesss network of...Ch. 8 - Write the mesh currents for the network of Fig....Ch. 8 - Redraw the network of Fig. 8.125 in a manner that...Ch. 8 - For the transistor configuration in Fig. 8.126: a....Ch. 8 - Using the supermesh approach, find the current...Ch. 8 - Using the supermesh approach, find the current...Ch. 8 - Using the format approach to mesh analysis, write...Ch. 8 - Using the format approach to mesh analysis, write...Ch. 8 - Using the format approach to mesh analysis, write...Ch. 8 - Write the mesh equations for the network of Fig....Ch. 8 - Write the mesh equations for the network of Fig....Ch. 8 - a. Write the mesh equations for the network of...Ch. 8 - Write the mesh equations for the network of Fig....Ch. 8 - Write the mesh equations for the network of Fig....Ch. 8 - a. Write the mesh equations for the network of...Ch. 8 - a. Write the nodal equations using the general...Ch. 8 - Write the nodal equations using the general...Ch. 8 - a. Write the nodal equations using the general...Ch. 8 - a. Write the nodal equations for the network of...Ch. 8 - a. Write the nodal equations for the network of...Ch. 8 - a. Write the nodal equations for the network of...Ch. 8 - Write the nodal equations for the network of Fig....Ch. 8 - Write the nodal equations for the network of Fig....Ch. 8 - Write the nodal equations for the network of Fig....Ch. 8 - Using the supernode approach, determine the nodal...Ch. 8 - Using the supernode approach, determine the nodel...Ch. 8 - Determine the nodal voltages of Fig. 8.130 using...Ch. 8 - Convert the voltage source of Fig 8.131 to a...Ch. 8 - Convert the voltage source of Fig. 8.136 to a...Ch. 8 - Apply the format approach of nodal analysis to the...Ch. 8 - Using the format approach, find the nodal voltages...Ch. 8 - Convert the voltage sources of Fig. 8.129 to...Ch. 8 - For the network of Fig. 8.135: a. Convert the...Ch. 8 - For the bridge network in Fig. 8.141: a. Write the...Ch. 8 - For the network in Fig. 8.141: a. Write the nodal...Ch. 8 - For the bridge in Fig. 8.142: a. Write the mesh...Ch. 8 - For the bridge network in Fig. 8.142: a. Write the...Ch. 8 - Determine the current through the source resistor...Ch. 8 - Repeat Problem 63 for the network of Fig. 8.144....Ch. 8 - Using a -Y or Y- conversion, find the current I...Ch. 8 - Convert the of 6.8 k resistors in Fig. 8.146 to...Ch. 8 - For the network of Fig. 8.147, find the current I...Ch. 8 - a. Using a -Y or Y- conversion, find the current...Ch. 8 - The network of Fig. 8.149 is very similar to the...Ch. 8 - a. Replace the TT configuration in Fig.8.150...Ch. 8 - Using Y or Yconversion, determine the total...Ch. 8 - Using schematics, find the current through each...Ch. 8 - Using schematics, find the mesh currents for the...Ch. 8 - Using schematics, determine the nodal voltages for...
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- All resistors in Fig. are 5 0 each. Find Req ww Rea www 8.125 Ω www www ww wwwarrow_forward9. How do you find the current IL through the 10 Ω resistor, and convert the current source through the 10 Ω resistor.arrow_forward*45. a. Write the nodal equations for the network of Fig. 8.134using the general approach.b. Solve for the nodal voltages using determinants.c. Find the current through the 6 resistor.arrow_forward
- 5. For the network of Fig. 8.118: a. Determine the current through the 12 N resistor usi branch-current analysis. b. Convert the two voltage sources to current sources, a then determine the current through the 12 N resistor. c. Compare the results of parts (a) and (b). R1 R2 3 0 R3 12 0 E 10 V E2 12 V FIG. 8.118 Problems 16, 21, and 33. PROBLEMS 1|I 351 a. Using the general approach to mesh analysis, determine nltogo cource in Fig. 8.118. 21.arrow_forwardanswer quicklyarrow_forwardFor the circuit in Fig. 8, using superposition to find the voltage V.arrow_forward
- 34. a. Using the format approach to mesh analysis, write the mesh equations for the network of Fig. 8.119 with three independent sources. b. Find the current through each source of the network. 3.3 kN R2 2.2 k2 R1 5.6 kN R3 E2 30 V E1 10 V E3 20 V FIG. 8.119arrow_forwarda R1 R2 tron, E2 6V 4 V E R3 FIG. 8.117 Problems 15, 20, 32, and 72. +.arrow_forward11. R3 *13. Using superpositio, find the current through each resistor for the networks of Fig. 8.105. The resistor R2 E₁ R₁ ww 1.2 ΚΩ 9 V 9.1 ΚΩ E₂ 6 V R₂ ww 8.2 ΚΩ (II) R₁ 1.1 ΚΩarrow_forward
- 8. For the configuration of Fig. 8.100: a. Convert the current source and 6.8- resistor to a voltage source. b. Find the magnitude and direction of the current I. c. Find the voltage Vab and the polarity of points a and b. R2 R1 6.8 N 10 N a I = 2A E' 12 V R3 3 39 N V ab FIG. 8.100arrow_forwardVsing mesh analysis, determine the current through the 5-0 resistor for each network of Fig. 8.109. Then deter- mine the voltage V. R - 4N- R - 20 15 V 12 V 10 0 16 V (a) (b) FIG. 8.109 Problems 21 and 29. 25arrow_forwardAnswer a. b. c. d.arrow_forward
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