Electronics Fundamentals: Circuits, Devices & Applications
8th Edition
ISBN: 9780135072950
Author: Thomas L. Floyd, David Buchla
Publisher: Prentice Hall
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Chapter 4, Problem 5P
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2. Determine the operation point and the small-signal model of Q₁ for each of the circuits
shown in Fig. 2. Assume Is = 8 × 10-16 A, B = 100 and VA = ∞.
a) 20 points
b) 20 points
0.8 V
RC
50 Ω
+
Vcc = 2.5 V
4A"
Figure 2-a
Rc1kQ
+
Vcc = 2.5 V
Figure 2-b
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Chapter 4 Solutions
Electronics Fundamentals: Circuits, Devices & Applications
Ch. 4 - A series circuit can have more than one path for...Ch. 4 - The total resistance of a series circuit can be...Ch. 4 - If two series resistors are different sizes, the...Ch. 4 - If two series resistors are different sizes, the...Ch. 4 - If three equal resistors are used in a voltage...Ch. 4 - Prob. 6TFQCh. 4 - Kirchhoff’s voltage law is valid only if a loop...Ch. 4 - Prob. 8TFQCh. 4 - Prob. 9TFQCh. 4 - If point A in a cricuit has a voltage of +10V and...
Ch. 4 - Prob. 1STCh. 4 - To measure the current out of the third resistor...Ch. 4 - Prob. 3STCh. 4 - When one of four series resistors is removed from...Ch. 4 - A series circuit consists of three resistors with...Ch. 4 - A 9 V battery is connected across a series...Ch. 4 - While putting four 1.5 V batteries in a...Ch. 4 - Prob. 8STCh. 4 - Prob. 9STCh. 4 - A series circuit consists of a 4.7k a 5.6k and a...Ch. 4 - Prob. 11STCh. 4 - Prob. 12STCh. 4 - When you connect an ammeter in a series resistive...Ch. 4 - While checking out a series resistive circuit, you...Ch. 4 - Determine the cause for each set of symptoms....Ch. 4 - Prob. 2TSCCh. 4 - Prob. 3TSCCh. 4 - Symptom: The ammeter reading is zero, voltmeter 1...Ch. 4 - Symptom: The ammeter reading is 0.645mA, the...Ch. 4 - Connect each set of resistors in Figure 4-64 in...Ch. 4 - Determine which resistors in Figure 4-65 are in...Ch. 4 - Determine the resistance between pins 1 and 8 in...Ch. 4 - Determine the resistance between pins 2 and 3 in...Ch. 4 - An 82 resistor and a 56 resistor are connected in...Ch. 4 - Find the total resistance of each group of series...Ch. 4 - Determine RT for each circuit in Figure 4-67. Show...Ch. 4 - What is the total resistance of twelve 5.6k...Ch. 4 - Six 47 resistors, eight 100 resistors, and two 22...Ch. 4 - The total resistance in Figure 4-68 is 20k. What...Ch. 4 - Determine the resistance between each of the...Ch. 4 - If all the resistors in Figure 4-65 are connected...Ch. 4 - What is the current through each of four resistors...Ch. 4 - The current from the source in Figure 4-69 is 5...Ch. 4 - What is the current in each circuit of Figure...Ch. 4 - 16. Determine the voltage across each resistor in...Ch. 4 - Three 470 resistors are in series with a 48 V...Ch. 4 - Four equal-value resitors are in series with a 5 V...Ch. 4 - Show how to connect four 6 V batteries to achieve...Ch. 4 - What happens if one of the batteries in Problem 19...Ch. 4 - The following voltage drops are measured across...Ch. 4 - Five resistors are in series with a 20 V source....Ch. 4 - Determine the unspecified voltage drop(s) in each...Ch. 4 - The total resistance of a series circuit is 500....Ch. 4 - Find the voltage between A and B in each voltage...Ch. 4 - Determine the voltage with respect to ground for...Ch. 4 - Determine the minimum and maximum output voltage...Ch. 4 - What is the voltage across each resistor in Figure...Ch. 4 - What is the voltage across each resistor on the...Ch. 4 - Five series resistors each dissipate 50 mW of...Ch. 4 - Find the total power in Figure 4-75.Ch. 4 - Prob. 32PCh. 4 - In Figure 4-77, how would you determine the...Ch. 4 - Determine the voltage at each point with respect...Ch. 4 - In Figure 4-77, what is VAC?Ch. 4 - In Figure 4-77, what is VCA?Ch. 4 - By observing the meters in Figure 4-78, determine...Ch. 4 - Is the multimeter reading in Figure 4-79 correct?...Ch. 4 - Determine the unknown resistance (R3) in the...Ch. 4 - You have the following resistor values available...Ch. 4 - Determine the voltage at each point in Figure 4-81...Ch. 4 - Find all the unknown quantities (shown in red) in...Ch. 4 - There are 250 mA in a series circuit with a total...Ch. 4 - Four 12W resistors are in series:...Ch. 4 - A certain series circuit is made up of a 18W...Ch. 4 - Using 1.5 V batteries, a switch, and three lamps,...Ch. 4 - Prob. 47PCh. 4 - Using the standard resistor values given in...Ch. 4 - On the double-sided PC board in Figure 4-83,...Ch. 4 - What is the total resistance from A to B for each...Ch. 4 - Determine the current measured by the meter in...Ch. 4 - Prob. 52PCh. 4 - Determine the voltage across each resistor in...Ch. 4 - Table 4-1 shows the results of resistance...Ch. 4 - You measure 15k between pins 5 and 6 on the PC...Ch. 4 - In checking out the PC board in Figure 4-83, you...Ch. 4 - The three groups of series resistors on the PC...Ch. 4 - Open file P04-58: Files are found at...Ch. 4 - Open file P04-59. Determine if there is a fault...Ch. 4 - Open file P04-60. Determine if there is a fault...Ch. 4 - Open file P04-61. Determine if there is a fault...Ch. 4 - Open file P04-62. Determine if there is a fault...Ch. 4 - www.prenhall.com/floyd. 63. Open file P04-63....
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