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Magnetic flux(∅)
A magnetic flux is defined as the total number of magnetic lines of forces passing through a given medium, so the flux lines are the imaginary lines which indicate the…
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Superposition’s theorem
In a linear, bilateral circuit, containing more than one sources, the one sources, the resultant current (or voltage) of any branch is the algebraic sum of the currents (or voltages)…
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Difference between series circuit and parallel circuit
Series circuit Parallel circuit The element is said to be connected in series if they are connected in cascade fashion, end to end, one after the other. if the finish…
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Kirchhoff’s laws
A German physicist, Gustave Kirchhoff, devised two fundamental laws in the year 1847. Kirchhoff’s current law (KCL) It is also called as first law or node law. This law states…
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Source of electrical energy
The source of electrical energy are classified into two group : Voltage source Current source These sources are further classified into two types as: Ideal sources Practical source Voltage source…
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What is ohm’s law ?
This law is devised by dr.ohm in 1827 it is fundamental law in electricity. It relates to the potential difference (V), current (I), resistance(R), of the dc circuit. it is…
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Voltage rise and voltage drop
Inside the battery, from the negative terminal to the positive terminal of the battery, then, the battery, the energy is supplied to the charges the work is done on the…
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Analog between hydraulic and electric circuits
Hydraulic circuit A hydraulic circuit consists of a water through the pipe. The flow is created and maintained by supplying mechanical energy with the pump. The water particles at the…
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Capacitance
A capacitance is the circuit element in which the energy is stored in the electrostatic field. The physical device producing capacitance known as a capacitor. The capacitor is formed by…
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Atomic structure
Acceding to the modern electron theory, every matter in the universe is made up of very small divisible particles known as molecules. Every molecule is further composed of very minute…