Answer / e.subhash

NO, it will not step up and down the voltage

A copper wire of length l and diameter d has potential difference V applied at its two ends. The drift velocity is vd. If the diameter of wire is made d/3, then drift velocity becomes

1 Answers  

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Advantages/Disadvantages of earthing of neutral bus on MSB instead of separate neutral earthing for transformer/DG sets feeding to MSB

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iam preparing for rrb section engineer post in electrical branch.suggest the right textbook for my reference.fromwhere i will get the previous q.papers?

0 Answers   RRB,

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what is the back ground of transformer working? applying voltage to primary and emf inducing in primary and secondary? how it is possible? please answer me with scientific approach?

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What is a unit of gravity (Battery)

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why we use battery source for current transformer polarity testing?

2 Answers  

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What will be the sampling frequency that reveals the same sampled signal?

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how the specific fuel consumption of 320 kva deisel genarator set (explain with formulas please)?

2 Answers   RRB,

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6 Answers  

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What is the difference between PT for metering and PT for protection ?

3 Answers   Dewan Cement,

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Why iron core losses are constant at all loads in a transformer ?

1 Answers   GATE,

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whats is the role of power factor in designing a tariff structure?

1 Answers   IIT,

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