TRANSMISSION AND DISTRIBUTION MCQ TRANSFORMER MCQ BASIC ELECTRICAL MCQ BATTERY AND CELL MCQ DO YOU KNOW SECTION For More Transforme...
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How to Improve a power factor ? and its techniques.
The term power factor comes into picture in AC circuits only. Mathematically it is cosine of the phase difference between source voltage...
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what is skin effect and how its occurs ?
what is Skin Effect ? The phenomena arising due to unequal distribution of current over the entire cross section of the conductor bein...
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what is corona effect and hoe it ocure and how it reduce ?
Electric transmission lines can generate a small amount of sound energy as a result of corona. Corona is a phenomenon associated ...
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What is ferrantic effect?
Output voltage is greater than the input voltage or receiving end voltage is greater than the sending end voltage. Skin effect is a...
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What is the power factor of an alternator at no load?
At no load Synchronous Impedance of the alternator is responsible for creating angle difference. So it should be zero lagging like indu...
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Mention the methods for starting an induction motor?
The different methods of starting an induction motor: a)DOL:direct online starter b)Star delta starter c)Auto transformer starter d)Resi...
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