EBK PRINCIPLES OF ELECTRIC CIRCUITS
10th Edition
ISBN: 9780134880068
Author: Buchla
Publisher: VST
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Question
Chapter 5, Problem 32P
To determine
Calculate the value of the source voltage.
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10.37 Use mesh analysis to find currents I₁, I2, and I3 in
the circuit of Fig. 10.82.
ML
120-90° V
120 -30° V
Figure 10.82
For Prob. 10.37.
N
N
Z=80-135
3. Find the phasor current I。 in the circuit shown below. Be aware of the direction
markings.
(15 pts)
1052
I
5057
①520 Amps
2012
j5052
10.93 Figure 10.135 shows a Colpitts oscillator. Show that the
ed oscillation frequency is
1
fo=
2π √√LCT
where CTC₁C2/(C₁ + C₂). Assume R; >>>
R₁
+
Rf
ww
Vo
L
m
C₂
C₁
5
Xci
Figure 10.135
A Colpitts oscillator; for Prob. 10.93.
(Hint: Set the imaginary part of the impedance in the
feedback circuit equal to zero.)
Chapter 5 Solutions
EBK PRINCIPLES OF ELECTRIC CIRCUITS
Ch. 5 - (a) Show how you would rewire the protoboard in...Ch. 5 - How is the circuit changed when pin 2 and pin 3 in...Ch. 5 - Determine the total resistance in Figure 5-10(a)...Ch. 5 - What is the total resistance for the following...Ch. 5 - Determine the value of R4 in Figure 5-12 if the...Ch. 5 - Find RT for three 1.0 k resistors and two 720 ...Ch. 5 - What is the value of R2 if the highest current is...Ch. 5 - Determine V3 if the polarity of VS2 is reversed in...Ch. 5 - Starting with Equation 5-5, prove that the...Ch. 5 - What is the power in the circuit of Figure 5-48 if...
Ch. 5 - Determine the minimum power rating required for...Ch. 5 - Assume that R1 is shorted In Figure 5-61. What...Ch. 5 - A series circuit can have more than one path for...Ch. 5 - The total resistance of a series circuit can be...Ch. 5 - If two series resistors are different sizes, the...Ch. 5 - If two series resistors are different sizes, the...Ch. 5 - If three equal resistors are used in a voltage...Ch. 5 - There is no valid electrical reason for installing...Ch. 5 - Kirchhoffs voltage law is valid only if a loop...Ch. 5 - Prob. 8TFQCh. 5 - Prob. 9TFQCh. 5 - If point A in a circuit has a voltage of +10 V and...Ch. 5 - Two equal-value resistors are connected in series...Ch. 5 - Prob. 2STCh. 5 - Prob. 3STCh. 5 - When one of four series resistors is removed from...Ch. 5 - Prob. 5STCh. 5 - A 9 V battery is connected across a series...Ch. 5 - While putting four 1.5 V batteries in a four-cell...Ch. 5 - If you measure all the voltage drops and the...Ch. 5 - There are six resistors in a given series circuit...Ch. 5 - A series circuit consists of a 4.7 k, a 5.6 k, and...Ch. 5 - Which of the following series combinations...Ch. 5 - The total power in a certain circuit is 1 W. Each...Ch. 5 - When you connect an ammeter in a series-resistive...Ch. 5 - While checking out a series-resistive circuit, you...Ch. 5 - With a 10 V voltage source connected between...Ch. 5 - For the conditions described in Question 1, the...Ch. 5 - When the switches are in position 1 and a short...Ch. 5 - When the switches are in position 2 and a short...Ch. 5 - If the current shown by one of the milliammeters...Ch. 5 - If the source voltage decreases, the current...Ch. 5 - If the current through R1 increases as a result of...Ch. 5 - If the switch is thrown from position A to...Ch. 5 - If the switch is thrown from position B to...Ch. 5 - If the switch is thrown from position C to...Ch. 5 - If R1 is changed to 1.2 k, the voltage from A to B...Ch. 5 - If R2 and R3 are interchanged, the voltage from A...Ch. 5 - If the source voltage increases from 8 V to 10 V,...Ch. 5 - Connect each set of resistors in Figure 563 in...Ch. 5 - Determine the groupings of resistors in Figure 564...Ch. 5 - Determine the nominal resistance between pins 1...Ch. 5 - Determine the nominal resistance between pins 2...Ch. 5 - On the double-sided PC board in Figure 565,...Ch. 5 - Prob. 6PCh. 5 - Prob. 7PCh. 5 - Calculate RT for each circuit of Figure 566....Ch. 5 - What is the total resistance of twelve 5.6 k...Ch. 5 - Six 56 resistors, eight 100 resistors, and two...Ch. 5 - Prob. 11PCh. 5 - You have the following resistor values available...Ch. 5 - Find the total resistance in Figure 566 if all...Ch. 5 - What is the total resistance from A to B for each...Ch. 5 - What is the current through each resistor in a...Ch. 5 - The current from the source in Figure 569 is 5 mA....Ch. 5 - Show how to connect a voltage source and an...Ch. 5 - Using 1.5 V batteries, a switch, and three lamps,...Ch. 5 - What is the current in each circuit of Figure 570?...Ch. 5 - Determine the voltage drop across each resistor in...Ch. 5 - Three 470 resistors are connected in series with...Ch. 5 - Four equal-value resistors are in series with a 5...Ch. 5 - What is the value of each resistor in Figure 571?...Ch. 5 - Determine VR1, R2, and R3 in Figure 5-72. Figure...Ch. 5 - For the circuit in Figure 573 the meter reads 7.84...Ch. 5 - Determine the current measured by the meter in...Ch. 5 - Refer to Figure 5-75. Assume the green LED drops...Ch. 5 - Refer to Figure 5-76. Assume there is a 2.0 V drop...Ch. 5 - Series aiding is a term sometimes used to describe...Ch. 5 - The term series opposing means that sources are in...Ch. 5 - Determine the total source voltage in each circuit...Ch. 5 - Prob. 32PCh. 5 - Five resistors are in series with a 20 V source....Ch. 5 - Determine the unspecified voltage drop(s) in each...Ch. 5 - In the circuit of Figure 5-79, determine the...Ch. 5 - Find R1, R2, and R3 in Figure 580. Figure 580Ch. 5 - Determine the voltage across R5 for each position...Ch. 5 - The total resistance of a circuit is 560 . What...Ch. 5 - Determine the voltage between points A and B in...Ch. 5 - Determine the voltage with respect to ground for...Ch. 5 - Determine the minimum and maximum voltage from the...Ch. 5 - What is the voltage across each resistor in Figure...Ch. 5 - Prob. 44PCh. 5 - If there are 10 V across R1 in Figure 5-86, what...Ch. 5 - Prob. 46PCh. 5 - Prob. 47PCh. 5 - Five series resistors each handle 50 mW. What is...Ch. 5 - If you double the voltage across a resistor, by...Ch. 5 - If the total resistance of a circuit is halved,...Ch. 5 - What is the total power in the circuit in Figure...Ch. 5 - The following W resistors are in series: 1.2 k,...Ch. 5 - Find RT in Figure 587.Ch. 5 - A certain series circuit consists of a W...Ch. 5 - Determine the voltage at each point with respect...Ch. 5 - In Figure 589, how would you determine the voltage...Ch. 5 - Determine the voltage at each point with respect...Ch. 5 - In Figure 589, what is VAC?Ch. 5 - In Figure 589, what is VCA?Ch. 5 - A string of five series resistors is connected...Ch. 5 - By observing the meters in Figure 590, determine...Ch. 5 - What current would you measure in Figure 590(b) if...Ch. 5 - Table 52 shows the results of resistance...Ch. 5 - You measure 15 k between pins 5 and 6 on the PC...Ch. 5 - In checking out the PC board in Figure 591, you...Ch. 5 - The three groups of series resistors on the PC...
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- 10.19 Obtain V, in Fig. 10.68 using nodal analysis. # ML ΖΩ j20 m 12/0° V 492 (+ ww www ' < ་ + V -j4 0.2V Figure 10.68 For Prob. 10.19.arrow_forward10.47 Determine i, in the circuit of Fig. 10.92, using the superposition principle. ML 10 sin(t -30°) V 1Ω www Figure 10.92 For Prob. 10.47. 96 F 202 www 24 V +) 2 H m io 2 cos 3t www 42arrow_forward10.53 Use the concept of source transformation to find V, in the circuit of Fig. 10.97. 492 www -j30 j40 m + 20/0° V(+ j20 ΖΩ www -120 V ° Figure 10.97 For Prob. 10.53.arrow_forward
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