Electrical
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What is Vacuum Circuit Breaker or VCB ?
Introduction A vacuum circuit breaker is such kind of circuit breaker where the arc quenching takes place in vacuum. The…
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How Quantum Tunneling Composites works?
Introduction First produced in 1996, the Quantum Tunneling Composite (QTC) is a composite material made from micron-sized particles conductive filler…
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How can we control voltage using resistor?
Within a circuit it is often necessary to have different voltages at different stages and we can achieve this by…
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Fiber optics communication
Fiber Optics Fiber optic communication uses light signals guided through a fiber core. Fiber optic cables act as wave guides…
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Air core transformers
Introduction Another kind of special transformer, seen often in radio-frequency circuits, is the air core transformer.True to its name, an…
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Parallel & Series inductors
Series inductors When inductors are connected in series, the total inductance is the sum of the individual inductors’ inductances. To…
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4 Factors affecting inductance
There are four basic factors of inductor construction determining the amount of inductance created. These factors all dictate inductance by…
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Relation between Magnetic fields and inductance
Introduction Whenever electrons flow through a conductor, a magnetic fields will develop around that conductor. This effect is called electromagnetism.…
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Magnetic units of measurement
Introduction If the burden of two systems of measurement for common quantities (English vs. metric) throws your mind into confusion,…
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Difference between Voltage signal systems & Current signal systems
Voltage signal systems The use of variable voltage for instrumentation signals seems a rather obvious option to explore. Let’s see…
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