Concept explainers
Reduce each of the networks shown in Figure P2.1 to a single equivalent resistance by combining resistances in series and parallel.
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FIgure P2.1
(a)
The equivalent resistance by combining resistance in series.
Answer to Problem 2.1P
The value of equivalent resistance is
Explanation of Solution
Calculation:
The required diagram is shown in Figure 1.
Mark the resistance
The required diagram is shown in Figure 2.
The value of resistance
Substitute
The required diagram is shown in Figure 3.
The value of resistance
Substitute
The required diagram is shown in Figure 4.
The value of resistance
Substitute
The required diagram is shown in Figure 5.
The value of resistance
Substitute
The required diagram is shown in Figure 6.
Conclusion:
Therefore, the value of equivalent resistance is
(b)
The equivalent resistance by combining resistance in series.
Answer to Problem 2.1P
The value of equivalent resistance is
Explanation of Solution
Calculation:
The required diagram is shown in Figure 7.
The value of resistance
Substitute
The required diagram is shown in Figure 8.
The value of resistance
Substitute
The equivalent resistance is shown in Figure 9.
The value of resistance
Substitute
The required diagram is shown in Figure 10.
The value of resistance
Substitute
The equivalent resistance is shown in Figure 11.
The value of resistance
Substitute
The required diagram is shown in Figure 12.
The value of resistance
Substitute
The required diagram is shown in Figure 13.
Conclusion:
Therefore, the value of equivalent resistance is
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Chapter 2 Solutions
Modified Masteringengineering With Pearson Etext -- Standalone Access Card -- For Electrical Engineering: Principles & Applications