why colour of electrical equipment( like transformer) is grey

10 Answers   Trident,

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what is impedance in a transformer? how can i calculate it?

1 Answers  

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whats relation b/w motor current & friqency

1 Answers  

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What conditions are required for a transformer to operate at low frequencies ?

1 Answers  

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In supply RYB are mentioned. But in transformers, why they are mentioning XYZ?

3 Answers  

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How to calculate earth wire load by formula

0 Answers   Caparo,

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If one ct is reversely connected in Y system what will effect in kwh and kvarh meter?

1 Answers  

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ARE YOU NOURVAS ?

4 Answers  

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what are the effects when the frequency is decreased in any ac machine

1 Answers  

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What is the difference between PLC and Embeded system

0 Answers  

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How to design power source say 5KW i/p :415v 3 ph, o/p 5KW constant, variable currnt and variable volatge 10-230v,

2 Answers  

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Please give me a erda placement paper

0 Answers  

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