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Posted inTransmission and distribution
Capacitor and its behaviour
Figure shows a capacitor consists of two pieces of metal (the plates) separated from each…
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Energy stored in an inductor
Let us turn our attention to power and energy consideration for an inductor. The instantaneous…
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Study of dc transients and steady state response of a series R-L circuit.
Ideal Inductor:Â Fig. shows an ideal inductor, like an ideal voltage source, has no resistance and…
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Inductance calculation from physical dimension of coil
A general formula for the inductance of a coil can be found by using an…
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Study of DC transients in R-L and R-C circuits
So far we have considered dc resistive network in which currents and voltages were independent…
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Maximum Power Transfer Theorem
In an electric circuit, the load receives electric energy via the supply sources and converts…
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The procedure for applying Thevenin’s theorem
To find a current  through the load resistance  (as shown in fig.(a)) using Thevenin’s theorem, the following…
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Thevenin’s and Norton’s theorems in the context of dc voltage and current sources acting in a resistive network
A simple circuit as shown in fig is considered to illustrate the concept of equivalent…
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Limitations of superposition Theorem
Superposition theorem doesn’t work for power calculation. Because power calculations involve either the product of…
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Example of superposition theorem
Calculate the current  flowing through the resistor 3Ω as shown in fig.(a), using the superposition theorem…