Principles Of Electric Circuits
10th Edition
ISBN: 9780134879482
Author: Floyd, Thomas L.
Publisher: Pearson,
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Chapter 6, Problem 11RP
The basic circuit for a rear window defroster can be drawn as parallel resistors as shown in Figure 6-22. Assume the defroster for certain vehicle has a total resistance of 1.0 Ω and operates on 12 V as shown. There are six equal resistance heating wires in parallel. Find the resistance of a single resistive line.
FIGURE 6-22
If one of the resistive wires is open, what is the total resistance?
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When two resistor A and B are connected in series, the total resistance is 36 ohms. When connected in parallel, the total resistance is 8 ohms. What is the ratio of the resistance Ra to resistance Rb, Assume Ra is greater than Rb
Instructions:
Use the nodal analysis technique to find the voltage at each of the nodes of the circuit in Figure 6.37, establishing the reference where you consider most convenient
(I want the procedure)
Answer:
The three values that should be of v, with any reference, but I checked these values in a simulator, and they should give
v = 5 v
v = 2.842 kv
v= 1.295 kv
when two resistors A and B are connected in series, the total resistance is 36 ohms. when connected in parallel, the total resistance is 8 ohms. what is the ratio of the resistance Ra to resistance Rb . assume Ra
Chapter 6 Solutions
Principles Of Electric Circuits
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Ch. 6 - If you need to obtain a total resistance of 130 ,...Ch. 6 - Sometimes a direct measurement of resistance is...Ch. 6 - Determine the current through RL in Figure 6-0...Ch. 6 - Figure 6-35 Determine the current through each...Ch. 6 - Determine the total amount of power in the...Ch. 6 - The amplifier in one channel of a stereo system as...Ch. 6 - In Figure 6-51, there is a total current of 31.09...Ch. 6 - Your ohmmeter indicates 9.6 k between pin 2 and...Ch. 6 - A 330 resistor, a 270 resistor, and a 68 ...Ch. 6 - Refer to Figure 6-83 If R7 opens, the resistance...Ch. 6 - Determine whether or not all the resistors in...Ch. 6 - The following currents are measured in the same...Ch. 6 - There is a total of 500 mA of current into five...Ch. 6 - In the circuit of Figure 6-65, determine the...Ch. 6 - The electrical circuit in a room has a ceiling...Ch. 6 - The following resistors are connected in parallel:...Ch. 6 - What is the total current in each circuit of...Ch. 6 - Find the values of the unspecified quantities...Ch. 6 - What is the current through each resistor in...Ch. 6 - Determine all of the resistor values in Figure...
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- Determine the resistance values using the color code and calculate all missing values in Figure 6-26. FIGURE 6-26 Determine resistor values using the color and find all missing electrical values.arrow_forwardRefer to the circuit shown in Figure 6-22. The circuit has an applied voltage of 24 V and the resistors have values as follows: R1=1kR2=300R3=750R4=1k An ammeter and a voltmeter indicate the following values: IT=42.5mAI1=24mAE1=24VI2=18.5mAE2=5.5VI3=0AE3=18.5VI4=18.5mAE4=18.5V What is the most likely problem with this circuit? FIGURE 8-22 Determine resistor values using the color code and find all missing electrical values.arrow_forwardAn 8-ohm resistor is connected in series with a parallel combination of two (2) resistors, R and 24 ohms. Determine R if the power consumed by the parallel connected resistors is equal to the power consumed by the 8-ohm resistor. Uarrow_forward
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- 7. When two resistor A and B are connected in series, the total resistance is 36 ohms. When connected in parallel, the total resistance is 8 ohms. What is the ratio of the resistance Ra to resistance Rb, Assume Ra is greater than Rb. Draw a figure and show the complete solution.arrow_forwardA galvanometer with an internal resistance of 7 ohms is connected in parallel to an unknown resistor R together with a shunt resistor of 4 ohms. A constant current I goes through and the galvanometer deflects to a certain amount. The resistor R is then taken away and repositioned in series with the galvanometer, leaving the shunt in parallel with this series combination. With the same current I, the galvanometer deflection remains the same. Calculate the value R of the unknown resistor Rarrow_forwardDetermine the value of a load resistor connected between terminals A and B in Figure 6-82 for maximum power transfer to the load resistor.arrow_forward
- Four resistances are connected in series, 5 ohms, 10 ohms , 15 ohms and 20 ohms respectively to a voltage source 100 Volts.Solve for the V1, V2, V3 and V4 using voltage divider principle. Draw the circuit.arrow_forwardStudy the relationships of resistance, voltage and current, and the distribution of voltages and currents in each resistor for the different type of circuits. Series Circuit Parallel Circuit Parallel-Series Circuitarrow_forwardMultiple Choice. Given three resistors, each having a resistance of 1 ohm, how many different values of equivalent resistance can be obtained by different series-parallel combinations if all the three resistors are to be used in the circuit? A.3 B.4 C.5 D.6arrow_forward
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