Concept explainers
In the circuit shown in Figure P4.4, assume
Find:
a. The energy stored in the inductor for all time.
b. The energy delivered by the source for all time.
(a)
The energy stored in the inductor.
Answer to Problem 4.6HP
The energy stored in the inductor for different time interval is
Explanation of Solution
Calculation:
The given diagram is shown in Figure 1
The expression for the energy stored in the conductor is given by,
Substitute
Substitute
Substitute
Substitute
The expression for the energy stored in the inductor for different time interval is given by,
Conclusion:
Therefore, the energy stored in the inductor for different time interval is
(b)
Theenergy delivered by the source.
Answer to Problem 4.6HP
The energy delivered by the source for various time interval is
Explanation of Solution
Calculation:
The expression for the energy stored in the conductor is given by,
Substitute,
Substitute,
The energy dissipated by the resistor from
Substitute
Solve further as,
Substitute
The expression for the power delivered by the source for
Substitute
The expression for the energy dissipated in the resistor from
Substitute
The expression for the energy delivered by the source for the time
Substitute
The energy delivered by the source for various time interval is given by,
Conclusion:
Therefore, the energy delivered by the source for various time interval is
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Chapter 4 Solutions
Loose Leaf For Principles And Applications Of Electrical Engineering
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