Basics
Response of a series R-L-C circuit due to a dc voltage source
Consider a series R – L – C circuit as shown in fig, and it is excited with…
August 13, 2021 · Prabhu TLAuthor: Prabhu TL
Prabhu TL is a SenseCentral contributor covering digital products, entrepreneurship, and scalable online business systems. He focuses on turning ideas into repeatable processes—validation, positioning, marketing, and execution. His writing is known for simple frameworks, clear checklists, and real-world examples. When he’s not writing, he’s usually building new digital assets and experimenting with growth channels.
Transmission and distribution
Capacitor and its behaviour
Figure shows a capacitor consists of two pieces of metal (the plates) separated from each other by a…
August 13, 2021 · Prabhu TL
Basics
Energy stored in an inductor
Let us turn our attention to power and energy consideration for an inductor. The instantaneous power absorbed by…
August 13, 2021 · Prabhu TLBasics
Study of dc transients and steady state response of a series R-L circuit.
Ideal Inductor: Fig. shows an ideal inductor, like an ideal voltage source, has no resistance and it is excited…
August 13, 2021 · Prabhu TLBasics
Inductance calculation from physical dimension of coil
A general formula for the inductance of a coil can be found by using an equivalent Ohm’s law…
August 13, 2021 · Prabhu TLBasics
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 of time. More…
August 13, 2021 · Prabhu TLBasics
Maximum Power Transfer Theorem
In an electric circuit, the load receives electric energy via the supply sources and converts that energy into…
August 13, 2021 · Prabhu TL
Basics
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 steps are followed:…
August 13, 2021 · Prabhu TLBasics
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 circuit and it…
August 13, 2021 · Prabhu TLBasics
Limitations of superposition Theorem
Superposition theorem doesn’t work for power calculation. Because power calculations involve either the product of voltage and current,…
August 13, 2021 · Prabhu TL