what is the difference between core & shell type transformer ?& where we use those transformers ?

10 Answers   BNCET,

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from which subjects most of the technical que will b asked for hpcl(electrical).pls help me

0 Answers   ABB, HPCL,

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What is the basic working principle of Tri vector meter?

5 Answers   TCS,

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A transformer has negative voltage regulation when its load PF is A zero B unity C lagging D leading

1 Answers  

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7. A resistance of 30 ohm is connected across 240v supply. If a resistance R ohm is connected in parallel with 30ohm resistor across the same supply, the current drawn becomes triple of original one The unknown resistor R is

2 Answers  

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Why neutral point is consider as zero potential?

0 Answers   Equate,

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Why use prefer Dc drive in place of Ac drive for kiln Operatio in Cement Plant?

4 Answers   Orient,

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What is meant by system?

0 Answers  

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X/R ratio in 11kv transmission line is?

1 Answers   RRB,

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How we calculate the spacing between the conductors in 11,33KV lines?

3 Answers   NHPC,

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what is protection class current transformer.

1 Answers   Matrix,

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What is the difference between earthing & neutral.

2 Answers  

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