Principles Of Electric Circuits
10th Edition
ISBN: 9780134879482
Author: Floyd, Thomas L.
Publisher: Pearson,
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Chapter 6, Problem 8RP
If a 33 Ω resistor is connected in parallel in Figure 6-20, what is the new value of RT?
Calculate the total parallel resistance between points A and B of the circuit in Figure 6-20.
Figure 6-20
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28. For each circuit in Figure 6-83, determine the Thevenin equivalent as seen from terminals A and B.
2.5 V
(a)
R₁
100 (2
R3
www
47 Ω
FIGURE 6-83
R₁
22 (2
R₂
78 Ω
A
B
R₁
(b)
R₁
100 (2
R₁
B
3 V
HOF
✓
R₂
270 Ω
=1.5 V
(c)
R₁
100 ΚΩ
R₂
56 ΚΩ
B
RL
in the original question, it says to only combine the parallel and series resistors, not the voltage or current sources. can you please complete it that way instead?
Figure 6-20
R, = 150 2
V = 18 V
R=
300 N
R= 600 n
B
R= 100 0
Chapter 6 Solutions
Principles Of Electric Circuits
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- SECTION 5-6 Kirchhoff's Voltage Law 32. The following voltage drops are measured across three resistors in series: 5.5 V, 8.2 V, and 12.3 V. What is the value of the source voltage to which these resistors are connected? 33. Five resistors are in series with a 20 V source. The voltage drops across four of the resistors are 1.5 V, 5.5 V, 3 V, and 6 V. How much voltage is dropped across the fifth resistor? 34. Determine the unspecified voltage drop(s) in each circuit of Figure 5-78. Show how to connect a voltmeter to measure cach unknown voltage drop. ► FIGURE 5-78 2 V V2 3.2 V 8 V R 15 VE 2R 0.5 V 1.5 V 4 R 3R (b)arrow_forwardA 33-kohm resistor is connected in series with a parallel combination made up of 5.6-kohm resistor and a 78-kohm resistor. What is the total combined resistance of the three resistors?arrow_forwardIn a series parallel circuit with 12 resistances, if there are three in one parallel bank, these three resistances must have the same current the same voltage drop. The same current as in the voltage source An IR drop equal to the applied voltage.arrow_forward
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- The voltage drop of a series circuit is _____. a. the amount of voltage lost through any load b. proportional to the resistance in that part of the circuit c. equal to the voltage being applied to the circuit d. all of the abovearrow_forwardReduce the circuit in Figure 6-82 to its Thevenin equivalent as viewed from terminals A and B. 15 V FIGURE 6-82 R₁ 100 ΚΩ R₂ 22 ΚΩ OBarrow_forward4. For the parallel adder in Figure 6-69, determine the complete sum by analysis of the logical operation of the circuit. Verify your result by longhand addition of the two input numbers. FIGURE 6-69 10 10 ABC ABC А В СМ C out Σ out 3 Σ out 5 Σarrow_forward
- Two resistors are connected in series and have the values 10000 Ω ±5 % and 1000000 Ω ±10%.What is the percent uncertainty for the series total resistance?arrow_forwardA voltage divider consists of a 3,000 - Ω, a 5,000 - Ω, and 10,000 – Ω resistor in series. The series current is 15 mA. Find the following:(a) the voltage drop across each resistance(b) the total voltage(c) the total resistance; and (d) power in each resistorarrow_forwardWhen two resistors A and B are connected in series, the total resistance is 32ohms. When connected in parallel, the total resistance is 7.5ohms. Determine the possible value of A.arrow_forward
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