why do we earth the tandelta point of a power transformer bushing?

1 Answers  

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What is meant by harmonic distortion?

0 Answers  

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for testing busbar (33kv) hi-pot .whether we can apply DC r not.and what is the test volt for that .explain

4 Answers   WGPSN,

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define excitaton voltage and excitation current?

2 Answers   Allied Group,

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What will hapen if we run generator below 47.6hz frequency?

9 Answers   TATA,

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What is the permissible sound level for 1000kva DG set and how the sound level is calculated.

1 Answers  

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why we are not earthing ht cable at both the ends(sending & receiving end)?

5 Answers   Essar,

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Apparent power is expressed as V * I(Conjugate). Why not in V * I ?

0 Answers  

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What is the In door to Out door Sub Station.

5 Answers   L&T,

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two 100W/230V bulb are connected in series. what would be the voltage drop across 1 bulb

6 Answers  

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Why did lightening arrestor solid copper rod head is sharp on mobile tower top?

0 Answers  

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when will be the iocl interview results ifaced the interview on september 8 th

0 Answers   IOCL,

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