Fundamentals of Electric Circuits
6th Edition
ISBN: 9780078028229
Author: Charles K Alexander, Matthew Sadiku
Publisher: McGraw-Hill Education
expand_more
expand_more
format_list_bulleted
Concept explainers
Videos
Textbook Question
Chapter 4.2, Problem 1PP
Figure 4.3
For Practice Prob. 4.1.
For the circuit in Fig. 4.3, find vo when is = 30 and is = 45 A.
Answer: 40 V, 60 V.
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
find the answers for this prelab
Q2:
(30 Marks)
Design a DC/DC converter that produce output waveforms that shown in figures below from a
fixed DC source of 20 volts.
Vo (Volt)
14.1
IL (Amp)
13.9
2.25
1.75
† (msec)
Output voltage
0.18
0.2
t (msec)
L
0.214 0.22
Output current
6. Build the circuit shown in Figure 2 below in PSpice. Note that the power supply V1 is a
VSIN power supply in the SOURCE library. Vcc is a VDC supply found in the SOURCE
library. Model this circuit using the Time Domain (Transient) Analysis Type with a Run To
Time of 2 ms.
A. Paste your output graph showing the voltage at the base terminal, collector terminal
and at the load.
B. What is the voltage gain of the circuit? (Compare the voltage amplitude at the base
terminal input (across Rb2) to that at the collector terminal.
C. What happens to the output voltage at the collector terminal if the value of Rb1 is
reduced by a factor of 10 (to 14.7 kn)? Simulate this situation and explain the result.
D. What happens to the output voltage at the collector terminal if the value of Rb1 is
increased by a factor of 3 (to 441 k)? Simulate this situation and explain the result.
Rb1
RC
147k
1k
C2
C1
Q1
Vcc
1u
VOFF = 0
Q2N3904
10Vdc
VAMPL = 0.1V1
1u
FREQ = 2k
R_load
Rb2
Re
AC = 0
250
40k
20
Figure…
Chapter 4 Solutions
Fundamentals of Electric Circuits
Ch. 4.2 - Figure 4.3 For Practice Prob. 4.1. For the circuit...Ch. 4.2 - Figure 4.5 For Practice Prob. 4.2. Assume that Vo...Ch. 4.3 - Figure 4.8 Using the superposition theorem, find...Ch. 4.3 - Figure 4.11 Use superposition to find vx in the...Ch. 4.3 - Find I in the circuit of Fig. 4.14 using the...Ch. 4.4 - Find io in the circuit of Fig. 4.19 using source...Ch. 4.4 - Use source transformation to find ix in the...Ch. 4.5 - Using Thevenins theorem, find the equivalent...Ch. 4.5 - Find the Thevenin equivalent circuit of the...Ch. 4.5 - Obtain the Thevenin equivalent of the circuit in...
Ch. 4.6 - Find the Norton equivalent circuit for the circuit...Ch. 4.6 - Find the Norton equivalent circuit of the circuit...Ch. 4.8 - Determine the value of RL that will draw the...Ch. 4.9 - Rework Practice Prob. 4.9 using PSpice. Find the...Ch. 4.9 - Fin d the maximum power transferred to RL if the...Ch. 4.10 - The measured open-circuit voltage across a certain...Ch. 4.10 - Prob. 17PPCh. 4.10 - Obtain the current through the galvanometer,...Ch. 4 - The current through a branch in a linear network...Ch. 4 - For superposition, it is not required that only...Ch. 4 - The superposition principle applies to power...Ch. 4 - Refer to Fig. 4.67. The Thevenin resistance at...Ch. 4 - The Thevenin voltage across terminals a and b of...Ch. 4 - The Norton current at terminals a and b of the...Ch. 4 - The Norton resistance RN is exactly equal to the...Ch. 4 - Which pair of circuits in Fig. 4.68 are...Ch. 4 - A load is connected to a network. At the terminals...Ch. 4 - The source is supplying the maximum power to the...Ch. 4 - Calculate the current io in the circuit of Fig....Ch. 4 - Using Fig. 4.70, design a problem to help other...Ch. 4 - (a) In the circuit of Fig. 4.71, calculate vo and...Ch. 4 - Use linearity to determine io in the circuit of...Ch. 4 - For the circuit in Fig. 4.73, assume vo = 1 V, and...Ch. 4 - For the linear circuit shown in Fig. 4.74, use...Ch. 4 - Use linearity and the assumption that Vo = 1 V to...Ch. 4 - Using superposition, find Vo in the circuit of...Ch. 4 - Given that I = 6 amps when Vs = 160 volts and Is =...Ch. 4 - Using Fig. 4.78, design a problem to help other...Ch. 4 - Use the superposition principle to find io and vo...Ch. 4 - Determine vo in the circuit of Fig. 4.80 using the...Ch. 4 - Use superposition to find vo in the circuit of...Ch. 4 - Apply the superposition principle to find vo in...Ch. 4 - For the circuit in Fig. 4.83, use superposition to...Ch. 4 - Given the circuit in Fig. 4.84, use superposition...Ch. 4 - Use superposition to obtain vx in the circuit of...Ch. 4 - Use superposition to find Vo in the circuit of...Ch. 4 - Use superposition to solve for vx in the circuit...Ch. 4 - Use source transformation to reduce the circuit...Ch. 4 - Using Fig. 4.89, design a problem to help other...Ch. 4 - For the circuit in Fig, 4.90, use source...Ch. 4 - Referring to Fig. 4.91, use source transformation...Ch. 4 - Use source transformation to find the voltage Vx...Ch. 4 - Obtain vo in the circuit of Fig. 4.93 using source...Ch. 4 - Use source transformation to find io in the...Ch. 4 - Apply source transformation to find vx in the...Ch. 4 - Use source transformation to find Io in Fig. 4.96....Ch. 4 - Use source transformation to find vo in the...Ch. 4 - Use source transformation on the circuit shown in...Ch. 4 - Determine vx in the circuit of Fig. 4.99 using...Ch. 4 - Use source transformation to find ix in the...Ch. 4 - Determine the Thevenin equivalent circuit, shown...Ch. 4 - Using Fig. 4.102, design a problem that will help...Ch. 4 - Use Thevenins theorem to find vo in Prob. 4.12....Ch. 4 - Solve for the current i in the circuit of Fig....Ch. 4 - Find the Norton equivalent with respect to...Ch. 4 - Apply Thevenins theorem to find Vo in the circuit...Ch. 4 - Obtain the Thevenin equivalent at terminals a-b of...Ch. 4 - Find the Thevenin equivalent at terminals a-b of...Ch. 4 - Find the Thevenin and Norton equivalents at...Ch. 4 - For the circuit in Fig. 4.109, find the Thevenin...Ch. 4 - Find the Thevenin equivalent looking into...Ch. 4 - For the circuit in Fig. 4.111, obtain the Thevenin...Ch. 4 - Find the Thevenin equivalent of the circuit in...Ch. 4 - Using Fig. 4.113, design a problem to help other...Ch. 4 - Obtain the Thevenin and Norton equivalent circuits...Ch. 4 - Determine the Norton equivalent at terminals a-b...Ch. 4 - Find the Norton equivalent looking into terminals...Ch. 4 - Obtain the Norton equivalent of the circuit in...Ch. 4 - Given the circuit in Fig. 4.117, obtain the Norton...Ch. 4 - For the transistor model in Fig. 4.118, obtain the...Ch. 4 - Find the Norton equivalent at terminals a-b of the...Ch. 4 - Find the Thevenin equivalent between terminals a-b...Ch. 4 - Obtain the Norton equivalent at terminals a-b of...Ch. 4 - Use Nortons theorem to find Vo in the circuit of...Ch. 4 - Obtain the Thevenin and Norton equivalent circuits...Ch. 4 - The network in Fig. 4.124 models a bipolar...Ch. 4 - Determine the Thevenin and Norton equivalents at...Ch. 4 - For the circuit in Fig. 4.126, find the Thevenin...Ch. 4 - Obtain the Thevenin and Norton equivalent circuits...Ch. 4 - Find the Thevenin equivalent of the circuit in...Ch. 4 - Find the Norton equivalent for the circuit in Fig....Ch. 4 - Obtain the Thevenin equivalent seen at terminals...Ch. 4 - For the circuit shown in Fig. 4.131, determine the...Ch. 4 - Find the maximum power that can be delivered to...Ch. 4 - The variable resistor R in Fig. 4.133 is adjusted...Ch. 4 - Consider the 30- resistor in Fig. 4.134. First...Ch. 4 - Find the maximum power transferred to resistor R...Ch. 4 - Determine the maximum power delivered to the...Ch. 4 - For the circuit in Fig. 4.137, what resistor...Ch. 4 - (a) For the circuit in Fig. 4.138, obtain the...Ch. 4 - Determine the maximum power that can be delivered...Ch. 4 - For the bridge circuit shown in Fig. 4.140, find...Ch. 4 - For the circuit in Fig. 4.141, determine the value...Ch. 4 - Solve Prob. 4.34 using PSpice or MultiSim. Let V =...Ch. 4 - Use PSpice or MultiSim to solve Prob. 4.44. For...Ch. 4 - Use PSpice or MultiSim to solve Prob. 4.52.Ch. 4 - Obtain the Thevenin equivalent of the circuit in...Ch. 4 - Use PSpice or MultiSim to find the Thevenin...Ch. 4 - For the circuit in Fig. 4.126, use PSpice or...Ch. 4 - An automobile battery has an open circuit voltage...Ch. 4 - The following results were obtained from...Ch. 4 - When connected to a 4- resistor, a battery has a...Ch. 4 - The Thevenin equivalent at terminals a-b of the...Ch. 4 - A black box with a circuit in it is connected to a...Ch. 4 - A transducer is modeled with a current source Is...Ch. 4 - Consider the circuit in Fig. 4.144. An ammeter...Ch. 4 - Consider the circuit in Fig. 4.145. (a) Replace...Ch. 4 - The Wheatstone bridge circuit shown in Fig. 4.146...Ch. 4 - (a) In the Wheatstone bridge circuit of Fig. 4.147...Ch. 4 - Consider the bridge circuit of Fig. 4.148. Is the...Ch. 4 - The circuit in Fig. 4.149 models a common-emitter...Ch. 4 - An attenuator is an interface circuit that reduces...Ch. 4 - A dc voltmeter with a sensitivity of 10 k/V is...Ch. 4 - A resistance array is connected to a load resistor...Ch. 4 - A common-emitter amplifier circuit is shown in...Ch. 4 - For Practice Prob. 4.18, determine the current...
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.Similar questions
- The input reactance of 1/2 dipole with radius of 1/30 is given as shown in figure below, Assuming the wire of dipole is conductor 5.6*107 S/m, determine at f=1 GHz the a-Loss resistance, b- Radiation efficiency c-Reflection efficiency when the antenna is connected to T.L shown in the figure. Rr Ro= 50 2 1/4 RL -j100 [In(l/a) - 1.5] tan(ẞl)arrow_forward6) For each independent source in this circuit calculate the amount of power being supplied or the amount of power being absorbed + 6V www +3V- www 20 ми ми 352 0.5A + 3Varrow_forward2) A circuit is given as shown (a) Find and label circuit nodes. (b) Determine V, V₂, V₂, I₂ and I. + V₂ 452 m I2 6Ω www 52 t + V + 4A 노동 102 ww 1202 60 www I₂arrow_forward
- A Darlington Pair consists of two transistors with the first BJT driving the base terminal of the second transistor as shown in the picture provided. What does the curve trace for a Darlington Pair of Bipolar Junction Transistors look like?arrow_forwardProvide Pen and paper solution please not using AIarrow_forward5) If the current source supplies 448 watts, then what 15 the value of resistance R? ми R ↑ YA 62 ww 120 } ww 6_02 { wwarrow_forward
- What is the equivalent resistance of this circuit between terminals A and B ? m 1852 A 7_A 122 도 www 50 ти B ww 36 Ω 201 www www 30√arrow_forward3) A circuit is given as shown. (a) Find and label the circuit nodes. (6) Determine V2, V2, I₂, I₂ and Is © For each circuit element determine how much power it Supplies 15 absorbs. m 20 + 20 www 13 + 20 Z9V H 56 +1 LOV 1/2 1 4A + 3_22 3.2 ми + V₂ I 1arrow_forwardIn this experiment, we are going to use a 2N3904 BJT. Examine the data sheet for this device carefully. In particular, make a note of the current gain (identified by hFE). 1. Obtain the curve trace for a "Darlington Pair" of Bipolar Junction Transistors. A Darlington Pair consists of two transistors with the first BJT driving the base terminal of the second transistor as shown in Figure 1 below. A. Set up the primary sweep voltages for V1 the same as shown in the lecture notes (see the Darlington pair IV curve). B. Set up the secondary sweep currents for 11 to be an order of magnitude smaller than for the single BJT. In the Sweep Type box choose linear and enter the following 3 values: Start Value: 0, End Value: 8u and Increment: 1u (see lecture notes). C. Describe the primary differences you observe between the single BJT Curve Trace and that of the Darlington Pair. Discuss what might cause each difference. Q1 11 Q2 V1 Q2N3904 Figure 1. A Darlington Pair of 2N3904 transistors in a…arrow_forward
- 2. Using the IV plots shown in Fig. 3 (and found in the reintroduction to PSpice) design a BJT biasing circuit that results in the following parameters: VCE = 2 Vand ig = 40 μA. We also require the power supply to be fixed at 5 Volts (this is where the load line intercepts the iB =ic = 0 line). You may use the circuit shown in Example 1. Note that all resistor values in Example 1 must be recalculated. Your solution for the base to ground and base to collector resistors may not be unique.arrow_forwardA circuit is given as shown. (a) Find and label the circuit nodes. (6) Determine I, I₁, I2 and V₂ I₂ +1 I 12V ww 22 2 ти + 보통 162 - ти 4 52 12 50 602 I 1 Mwarrow_forwarda) A silicon wafer is uniformly doped p-type with NA=10¹³/cm³. At T=0K, what are the equilibrium hole and electron concentrations?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Introductory Circuit Analysis (13th Edition)Electrical EngineeringISBN:9780133923605Author:Robert L. BoylestadPublisher:PEARSON
Delmar's Standard Textbook Of ElectricityElectrical EngineeringISBN:9781337900348Author:Stephen L. HermanPublisher:Cengage Learning
Programmable Logic ControllersElectrical EngineeringISBN:9780073373843Author:Frank D. PetruzellaPublisher:McGraw-Hill Education
Fundamentals of Electric CircuitsElectrical EngineeringISBN:9780078028229Author:Charles K Alexander, Matthew SadikuPublisher:McGraw-Hill Education
Electric Circuits. (11th Edition)Electrical EngineeringISBN:9780134746968Author:James W. Nilsson, Susan RiedelPublisher:PEARSON
Engineering ElectromagneticsElectrical EngineeringISBN:9780078028151Author:Hayt, William H. (william Hart), Jr, BUCK, John A.Publisher:Mcgraw-hill Education,
Introductory Circuit Analysis (13th Edition)
Electrical Engineering
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:PEARSON
Delmar's Standard Textbook Of Electricity
Electrical Engineering
ISBN:9781337900348
Author:Stephen L. Herman
Publisher:Cengage Learning
Programmable Logic Controllers
Electrical Engineering
ISBN:9780073373843
Author:Frank D. Petruzella
Publisher:McGraw-Hill Education
Fundamentals of Electric Circuits
Electrical Engineering
ISBN:9780078028229
Author:Charles K Alexander, Matthew Sadiku
Publisher:McGraw-Hill Education
Electric Circuits. (11th Edition)
Electrical Engineering
ISBN:9780134746968
Author:James W. Nilsson, Susan Riedel
Publisher:PEARSON
Engineering Electromagnetics
Electrical Engineering
ISBN:9780078028151
Author:Hayt, William H. (william Hart), Jr, BUCK, John A.
Publisher:Mcgraw-hill Education,
Norton's Theorem and Thevenin's Theorem - Electrical Circuit Analysis; Author: The Organic Chemistry Tutor;https://www.youtube.com/watch?v=-kkvqr1wSwA;License: Standard Youtube License