Explain how to determine capacitor tolerance codes?

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how determine base of given number like 302/20=12.1

2 Answers  

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Classify driling machines.

0 Answers   Essar,

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Are we do it in single transformer with dual primary as 11 KV and 33 KV and constant output as 415 Volts?.

1 Answers  

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transformer 3 ph, 225 kva pri 480v, sec 208v. primary neutral connected to system, is secondary neutral to be grounded and how

1 Answers  

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load increase means 1 resistance increase 2 load resistance decrease 3 current increases through load 4 none of these

3 Answers  

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I have a current transformer with 1 main reading meter with transformer outside the building and a control panel having 5 CT reading meters with black round coils inside the building. I want to know, A) when current pass through the Transformers, will the current be reduced or be the same and after that B) when current pass through the CT meters with black round coils, will the current be reduced or be the same. C) in the above process will the reading of the main meter be same or different, from the total reading of all the 5 CT meters.

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why transformer rating is given in kva?

2 Answers  

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why in India it is maintained for exactly 50HZ frequency, why it is not that 49Hz,why it is so?

2 Answers  

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how to reduce earth resistance in sandy soil.

1 Answers  

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

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Make a list observation on Transformer?

0 Answers   HSL,

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