Problem 1RQ: The current through a branch in a linear network is 2 A when the input source voltage is 10 V. If... Problem 2RQ: For superposition, it is not required that only one independent source be considered at a time; any... Problem 3RQ: The superposition principle applies to power calculation. (a)True (b)False Problem 4RQ: Refer to Fig. 4.67. The Thevenin resistance at terminals a and b is: (a)25 (b)20 (c)5 (d)4 ... Problem 5RQ: The Thevenin voltage across terminals a and b of the circuit in Fig. 4.67 is: (a)50 V (b)40 V (c)20... Problem 6RQ: The Norton current at terminals a and b of the circuit in Fig. 4.67 is: (a)10 A (b)2.5 A (c)2 A (d)0... Problem 7RQ: The Norton resistance RN is exactly equal to the Thevenin resistance RTh. (a) True (b) False Problem 8RQ: Which pair of circuits in Fig. 4.68 are equivalent? (a) a and b (b) b and d (c) a and c (d) c and d Problem 9RQ: A load is connected to a network. At the terminals to which the load is connected, RTh = 10 and VTh... Problem 10RQ: The source is supplying the maximum power to the load when the load resistance equals the source... Problem 1P: Calculate the current io in the circuit of Fig. 4.69. What value of input voltage is necessary to... Problem 2P: Using Fig. 4.70, design a problem to help other students better understand linearity. Figure 4.70 Problem 3P: (a) In the circuit of Fig. 4.71, calculate vo and io when vs = 1 V. (b) Find vo and io when vs = 10... Problem 4P: Use linearity to determine io in the circuit of Fig. 4.72. Figure 4.72 Problem 5P: For the circuit in Fig. 4.73, assume vo = 1 V, and use linearity to find the actual value of vo.... Problem 6P: For the linear circuit shown in Fig. 4.74, use linearity to complete the following table. Figure... Problem 7P: Use linearity and the assumption that Vo = 1 V to find the actual value of Vo in Fig. 4.75. Figure... Problem 8P: Using superposition, find Vo in the circuit of Fig. 4.76. Check with PSpice or MultiSim. Problem 9P: Given that I = 6 amps when Vs = 160 volts and Is = 10 amps and I = 5 amp when Vs = 200 volts and Is... Problem 10P: Using Fig. 4.78, design a problem to help other students better understand superposition. Note, the... Problem 11P: Use the superposition principle to find io and vo in the circuit of Fig. 4.79. Figure 4.79 Problem 12P: Determine vo in the circuit of Fig. 4.80 using the superposition principle. Figure 4.80 Problem 13P: Use superposition to find vo in the circuit of Fig. 4.81. Problem 14P: Apply the superposition principle to find vo in the circuit of Fig. 4.82. Figure 4.82 Problem 15P: For the circuit in Fig. 4.83, use superposition to find i. Calculate the power delivered to the 3-... Problem 16P: Given the circuit in Fig. 4.84, use superposition to obtain io. Figure 4.84 Problem 17P: Use superposition to obtain vx in the circuit of Fig. 4.85. Check your result using PSpice or... Problem 18P: Use superposition to find Vo in the circuit of Fig. 4.86. Figure 4.86 Problem 19P: Use superposition to solve for vx in the circuit of Fig. 4.87. Figure 4.87 Problem 20P: Use source transformation to reduce the circuit between terminals a and b shown in Fig. 4.88 to a... Problem 21P: Using Fig. 4.89, design a problem to help other students better understand source transformation. Problem 22P: For the circuit in Fig, 4.90, use source transformation to find i. Figure 4.90 Problem 23P: Referring to Fig. 4.91, use source transformation to determine the current and power absorbed by the... Problem 24P: Use source transformation to find the voltage Vx in the circuit of Fig. 4.92. Figure 4.92 Problem 25P: Obtain vo in the circuit of Fig. 4.93 using source transformation. Check your result using PSpice or... Problem 26P: Use source transformation to find io in the circuit of Fig. 4.94. Figure 4.94 Problem 27P: Apply source transformation to find vx in the circuit of Fig. 4.95. Figure 4.95 Problem 28P: Use source transformation to find Io in Fig. 4.96. Figure 4.96 Problem 29P: Use source transformation to find vo in the circuit of Fig. 4.97. Figure 4.97 Problem 30P: Use source transformation on the circuit shown in Fig 4.98 to find ix. Figure 4.98 Problem 31P: Determine vx in the circuit of Fig. 4.99 using source transformation. Figure 4.99 Problem 32P: Use source transformation to find ix in the circuit of Fig. 4.100. Figure 4.100 Problem 33P: Determine the Thevenin equivalent circuit, shown in Fig. 4.101, as seen by the 7-ohm resistor. Then... Problem 34P: Using Fig. 4.102, design a problem that will help other students better understand Thevenin... Problem 35P: Use Thevenins theorem to find vo in Prob. 4.12. 4.12 Determine vo in the circuit of Fig. 4.80 using... Problem 36P: Solve for the current i in the circuit of Fig. 4.103 using Thevenins theorem. (Hint: Find the... Problem 37P: Find the Norton equivalent with respect to terminals a-b in the circuit shown in Fig. 4.104. Figure... Problem 38P: Apply Thevenins theorem to find Vo in the circuit of Fig. 4.105. Figure 4.105 For Prob. 4.38. Problem 39P: Obtain the Thevenin equivalent at terminals a-b of the circuit shown in Fig. 4.106. Figure 4.106 Problem 40P: Find the Thevenin equivalent at terminals a-b of the circuit in Fig. 4.107. Figure 4.107 Problem 41P: Find the Thevenin and Norton equivalents at terminals a-b of the circuit shown in Fig. 4.108. Figure... Problem 42P: For the circuit in Fig. 4.109, find the Thevenin equivalent between terminals a and b. Figure 4.109 Problem 43P: Find the Thevenin equivalent looking into terminals a-b of the circuit in Fig. 4.110 and solve for... Problem 44P: For the circuit in Fig. 4.111, obtain the Thevenin equivalent as seen from terminals: (a) a-b (b)... Problem 45P: Find the Thevenin equivalent of the circuit in Fig. 4.112 as seen by looking into terminals a and b.... Problem 46P: Using Fig. 4.113, design a problem to help other students better understand Norton equivalent... Problem 47P: Obtain the Thevenin and Norton equivalent circuits of the circuit in Fig. 4.114 with respect to... Problem 48P: Determine the Norton equivalent at terminals a-b for the circuit in Fig. 4.115. Figure 4.115 Problem 49P: Find the Norton equivalent looking into terminals a-b of the circuit in Fig. 4.102. Let V = 40 V, I... Problem 50P: Obtain the Norton equivalent of the circuit in Fig. 4.116 to the left of terminals a-b. Use the... Problem 51P: Given the circuit in Fig. 4.117, obtain the Norton equivalent as viewed from terminals: (a) a-b (b)... Problem 52P: For the transistor model in Fig. 4.118, obtain the Thevenin equivalent at terminals a-b. Problem 53P: Find the Norton equivalent at terminals a-b of the circuit in Fig. 4.119. Problem 54P: Find the Thevenin equivalent between terminals a-b of the circuit in Fig. 4.120. Problem 55P: Obtain the Norton equivalent at terminals a-b of the circuit in Fig. 4.121. Problem 56P: Use Nortons theorem to find Vo in the circuit of Fig. 4.122. Problem 57P: Obtain the Thevenin and Norton equivalent circuits at terminals a-b for the circuit in Fig. 4.123. Problem 58P: The network in Fig. 4.124 models a bipolar transistor common-emitter amplifier connected to a load.... Problem 59P: Determine the Thevenin and Norton equivalents at terminals a-b of the circuit in Fig. 4.125. Problem 60P: For the circuit in Fig. 4.126, find the Thevenin and Norton equivalent circuits at terminals a-b. Problem 61P: Obtain the Thevenin and Norton equivalent circuits at terminals a-b of the circuit in Fig. 4.127.... Problem 62P: Find the Thevenin equivalent of the circuit in Fig. 4.128. Figure 4.128 Problem 63P: Find the Norton equivalent for the circuit in Fig. 4.129. Figure 4.129 Problem 64P: Obtain the Thevenin equivalent seen at terminals a-b of the circuit in Fig. 4.130. Figure 4.130 Problem 65P: For the circuit shown in Fig. 4.131, determine the relationship between Vo and Io. Figure 4.131 Problem 66P: Find the maximum power that can be delivered to the resistor R in the circuit of Fig. 4.132. Figure... Problem 67P: The variable resistor R in Fig. 4.133 is adjusted until it absorbs the maximum power from the... Problem 68P: Consider the 30- resistor in Fig. 4.134. First compute the Thevenin equivalent circuit as seen by... Problem 69P: Find the maximum power transferred to resistor R in the circuit of Fig. 4.135. Figure 4.135 Problem 70P: Determine the maximum power delivered to the variable resistor R shown in the circuit of Fig. 4.136.... Problem 71P: For the circuit in Fig. 4.137, what resistor connected across terminals a-b will absorb maximum... Problem 72P: (a) For the circuit in Fig. 4.138, obtain the Thevenin equivalent at terminals a-b. (b) Calculate... Problem 73P: Determine the maximum power that can be delivered to the variable resistor R in the circuit of Fig.... Problem 74P: For the bridge circuit shown in Fig. 4.140, find the load RL for maximum power transfer and the... Problem 75P: For the circuit in Fig. 4.141, determine the value of R such that the maximum power delivered to the... Problem 76P: Solve Prob. 4.34 using PSpice or MultiSim. Let V = 40 V, I = 3 A, R1 = 10. R2 = 40. and R3 = 200.... Problem 77P: Use PSpice or MultiSim to solve Prob. 4.44. For the circuit in Fig. 4.111, obtain the Thevenin... Problem 78P: Use PSpice or MultiSim to solve Prob. 4.52. Problem 79P: Obtain the Thevenin equivalent of the circuit in Fig. 4.123 using PSpice or MultiSim. Problem 80P: Use PSpice or MultiSim to find the Thevenin equivalent circuit at terminals a-b of the circuit in... Problem 81P: For the circuit in Fig. 4.126, use PSpice or MultiSim to find the Thevenin equivalent at terminals... Problem 82P: An automobile battery has an open circuit voltage of 14.7 V which drops to 12 V when connected to... Problem 83P: The following results were obtained from measurements taken between the two terminals of a resistive... Problem 84P: When connected to a 4- resistor, a battery has a terminal voltage of 10.8 V but produces 12 V on an... Problem 85P: The Thevenin equivalent at terminals a-b of the linear network shown in Fig. 4.142 is to be... Problem 86P: A black box with a circuit in it is connected to a variable resistor. An ideal ammeter (with zero... Problem 87P: A transducer is modeled with a current source Is and a parallel resistance Rs. The current at the... Problem 88P: Consider the circuit in Fig. 4.144. An ammeter with internal resistance Ri is inserted between A and... Problem 89P: Consider the circuit in Fig. 4.145. (a) Replace the resistor RL by a zero resistance ammeter and... Problem 90P: The Wheatstone bridge circuit shown in Fig. 4.146 is used to measure the resistance of a strain... Problem 91P: (a) In the Wheatstone bridge circuit of Fig. 4.147 select the values of Ra and Rb such that the... Problem 92P: Consider the bridge circuit of Fig. 4.148. Is the bridge balanced? If the 10-k resistor is replaced... Problem 93CP: The circuit in Fig. 4.149 models a common-emitter transistor amplifier. Find ix using source... Problem 94CP: An attenuator is an interface circuit that reduces the voltage level without changing the output... Problem 95CP: A dc voltmeter with a sensitivity of 10 k/V is used to find the Thevenin equivalent of a linear... Problem 96CP: A resistance array is connected to a load resistor R and a 9-V battery as shown in Fig. 4.151. (a)... Problem 97CP: A common-emitter amplifier circuit is shown in Fig. 4.152. Obtain the Thevenin equivalent to the... Problem 98CP: For Practice Prob. 4.18, determine the current through the 40- resistor and the power dissipated by... format_list_bulleted
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