An audio amplifier with a resistance of 9 suppliespower to a speaker. What should be the

Obtain the node voltages in the circuit of Fig. 3.4.

Find the voltages at the three nonreference nodes in the circuit of Fig. 3.6.

Find \(v\) and \(i\) in the circuit of Fig. 3.11. Equation Transcription: Text Transcription: v i

Find \(v_{1}, v_{2}\) and \(v_{3}\) in the circuit of Fig. 3.14 using nodal analysis. Equation Transcription: Text Transcription: v_1, v_2 v_3

Calculate the mesh currents \(i_{1}\) and \(i_{2}\) of the circuit of Fig. 3.19. Equation Transcription: Text Transcription: i_1 i_2

Using mesh analysis, find \(I_{o}\) in the circuit of Fig. 3.21. Equation Transcription: Text Transcription: I_o

Use mesh analysis to determine \(i_{1}, i_{2}\) and \(i_{3}\) in Fig. 3.25. Equation Transcription: Text Transcription: i_1, i_2 i_3

By inspection, obtain the node-voltage equations for the circuit in Fig. 3.28.

By inspection, obtain the mesh-current equations for the circuit in Fig. 3.30.

For the circuit in Fig. 3.33, use PSpice to find the node voltages.

Use PSpice to determine currents \(i_{1}, i_{2}\) and \(i_{3}\) in the circuit of Fig. 3.36. Equation Transcription: Text Transcription: i_1, i_2 i_3

For the transistor circuit in Fig. 3.42, let \(\beta=100\) and \(\quad V_{B E}=0.7 \mathrm{~V}\). Determine \(v_{o}\) and \(V_{C E}\). Equation Transcription: Text Transcription: beta=100 V_BE=0.7 V v_o V_CE

The transistor circuit in Fig. 3.45 has \(\beta=80\) and \(V_{B E}=0.7 \mathrm{~V}\). Find \(v_{o}\) and \(I_{o}\). Equation Transcription: Text Transcription: beta=80 V_BE=0.7 V v_o I_o

Using nodal analysis, find \(v_{o}\) in the circuit of Fig. 3.63. Equation Transcription: Text Transcription: v_o

Apply nodal analysis to find \(i_{o}\) and the power dissipated in each resistor in the circuit of Fig. 3.64. Equation Transcription: Text Transcription: i_o

Determine voltages \(v_{1}\) through \(v_{3}\) in the circuit of Fig. 3.65 using nodal analysis. Equation Transcription: Text Transcription: v_1 v_3

Using nodal analysis, find current \(i_{o}\) in the circuit of Fig. 3.66. Equation Transcription: Text Transcription: i_o

Determine the node voltages in the circuit in Fig. 3.67 using nodal analysis.

Use nodal analysis to find \(v_{1}\), \(v_{2}\), and \(v_{3}\) in the circuit of Fig. 3.68. Equation Transcription: Text Transcription: v_1 v_2 v_3

For the circuit in Fig. 3.69, find \(v_{1}\), \(v_{2}\), and \(v_{3}\) using nodal analysis. Equation Transcription: Text Transcription: v_1 v_2 v_3

For the circuit in Fig. 3.70, find \(v_{1}\) and \(v_{2}\)using nodal analysis. Equation Transcription: Text Transcription: v_1 v_2

Determine \(v_{1}\) and \(v_{2}\) in the circuit of Fig. 3.71. Equation Transcription: Text Transcription: v_1 v_2

Use nodal analysis to find Vo in the circuit of Fig. 3.72.

Use nodal analysis and MATLAB to find \(V_{o}\) in the circuit of Fig. 3.73. Equation Transcription: Text Transcription: V_o

Use nodal analysis along with MATLAB to determine the node voltages in Fig. 3.74.

Calculate the node voltages \(v_{1}\), \(v_{2}\), and \(v_{3}\) in the circuit of Fig. 3.75. Equation Transcription: Text Transcription: v_1 v_2 v_3

Use nodal analysis to determine voltages \(v_{1}\), \(v_{2}\), and \(v_{3}\) in the circuit of Fig. 3.76. Equation Transcription: Text Transcription: v_1 v_2 v_3

Use MATLAB to find the voltages at nodes \(a, b, c\), and \(d\) in the circuit of Fig. 3.77. Equation Transcription: Text Transcription: a, b, c d

Use MATLAB to solve for the node voltages in the circuit of Fig. 3.78.

Using nodal analysis, find \(v_{o}\) and \(i_{o}\) in the circuit of Fig. 3.79. Equation Transcription: Text Transcription: v_o i_o

Find the node voltages for the circuit in Fig. 3.80.

Obtain the node voltages\(v_{1}\), \(v_{2}\), and \(v_{3}\) in the circuit of Fig. 3.81. Equation Transcription: Text Transcription: v_1 v_2 v_3

Which of the circuits in Fig. 3.82 is planar? For the planar circuit, redraw the circuits with no crossing branches.

Determine which of the circuits in Fig. 3.83 is planar and redraw it with no crossing branches.

Rework Prob. 3.5 using mesh analysis.

Use mesh analysis to obtain \(i_{a}\), \(i_{b}\), and \(i_{c}\) in the circuit in Fig. 3.84. Equation Transcription: Text Transcription: i_a, i_b i_c

Solve Prob. 3.8 using mesh analysis.

Apply mesh analysis to the circuit in Fig. 3.85 and obtain \(I_{o}\). Figure 3.85 Equation Transcription: Text Transcription: I_o

Using Fig. 3.50 from Prob. 3.1, design a problem to help other students better understand mesh analysis.

For the bridge network in Fig. 3.86, find \(i_{o}\) using mesh analysis. Equation Transcription: Text Transcription: i_o

Apply mesh analysis to find \(i\) in Fig. 3.87. Equation Transcription: Text Transcription: i

Using Fig. 3.88, design a problem to help students better understand mesh analysis using matrices.

Use mesh analysis to find \(v_{ab}\) and \(i_{o}\) in the circuit of Fig. 3.89. Equation Transcription: Text Transcription: v_ab i_o

Use mesh analysis to obtain \(i_{o}\) in the circuit of Fig. 3.90. Equation Transcription: Text Transcription: i_o

Find current \(i\) in the circuit of Fig. 3.91. Equation Transcription: Text Transcription: i

Calculate the mesh currents \(i_{1}\) and \(i_{2}\) in Fig. 3.92. Equation Transcription: Text Transcription: i_2 i_1

Rework Prob. 3.19 using mesh analysis.

Determine the current through the \(10-\mathrm{k} \Omega\) resistor in the circuit of Fig. $3.93$ using mesh analysis. Equation Transcription: Text Transcription: 10-k ohms

Find vo and io in the circuit of Fig. 3.94.

Use mesh analysis to find the current io in the circuit of Fig. 3.95.

Apply mesh analysis to find vo in the circuit of Fig. 3.96.

Use mesh analysis to find i1, i2, and i3 in the circuit of Fig. 3.97.

Find the mesh currents in the circuit of Fig. 3.98 using MATLAB.

Find the mesh currents i1, i2, and i3 in the circuit in Fig. 3.99.

In the circuit of Fig. 3.100, solve for I1, I2, and I3 * .

Determine v1 and v2 in the circuit of Fig. 3.101.

In the circuit of Fig. 3.102, find the values of R, V1, and V2 given that io = 15 mA.

Rework Prob. 3.30 using mesh analysis.

Calculate the power dissipated in each resistor in the circuit of Fig. 3.104.

Calculate the current gain iois in the circuit of Fig. 3.105.

Find the mesh currents i1, i2, and i3 in the network of Fig. 3.106.

Find vx and ix in the circuit shown in Fig. 3.107.

Find vx and ix in the circuit shown in Fig. 3.107.

Find vo and io in the circuit of Fig. 3.108.

Use MATLAB to solve for the mesh currents in the circuit of Fig. 3.109.

Write a set of mesh equations for the circuit in Fig. 3.110. Use MATLAB to determine the mesh currents.

Obtain the node-voltage equations for the circuit in Fig. 3.111 by inspection. Then solve for Vo.

Using Fig. 3.112, design a problem, to solve for Vo, to help other students better understand nodal analysis. Try your best to come up with values to make the calculations easier.

For the circuit shown in Fig. 3.113, write the node- voltage equations by inspection.

Write the node-voltage equations by inspection and then determine values of V1 and V2 in the circuit of Fig. 3.114.

Write the mesh-current equations for the circuit in Fig. 3.115. Next, determine the values of i1, i2, and i3.

By inspection, write the mesh-current equations for the circuit in Fig. 3.116.

Write the mesh-current equations for the circuit in Fig. 3.117.

By inspection, obtain the mesh-current equations for the circuit in Fig. 3.118.

Use PSpice or MultiSim to solve Prob. 3.58.

Use PSpice or MultiSim to solve Prob. 3.27.

Solve for V1 and V2 in the circuit of Fig. 3.119 using PSpice or MultiSim.

Solve Prob. 3.20 using PSpice or MultiSim.

Rework Prob. 3.28 using PSpice or MultiSim.

Find the nodal voltages v1 through v4 in the circuit of Fig. 3.120 using PSpice or MultiSim.

Use PSpice or MultiSim to solve the problem in Example 3.4.

If the Schematics Netlist for a network is as follows, draw the network.

The following program is the Schematics Netlist of a particular circuit. Draw the circuit and determine the voltage at node 2.

Calculate vo and Io in the circuit of Fig. 3.121.

An audio amplifier with a resistance of 9 supplies power to a speaker. What should be the resistance of the speaker for maximum power to be delivered?

For the simplified transistor circuit of Fig. 3.122, calculate the voltage vo.

For the circuit in Fig. 3.123, find the gain vovs.

Determine the gain vovs of the transistor amplifier circuit in Fig. 3.124.

For the transistor circuit shown in Fig. 3.125, find IB and VCE. Let = 100, and VBE = 0.7 V.

Calculate vs for the transistor in Fig. 3.126 given that vo = 6 V, = 90, VBE = 0.7 V.

For the transistor circuit of Fig. 3.127, find IB, VCE, and vo. Take = 150, VBE = 0.7 V.

Using Fig. 3.128, design a problem to help other students better understand transistors. Make sure you use reasonable numbers!

Rework Example 3.11 with hand calculation.