What is the approximate percentage of Si content in transformer core(CRGO-Cold Rolled Grain Oriented)? Why it is kept so low?

1 Answers  

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How to calculate load taken by a cable?

3 Answers  

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What is George phenomena to start the synchronus machine?

0 Answers  

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voltage at generation stage is usually- ? a.11kv b.33kv c.66kv d.220kv

12 Answers  

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why overload relay is not tripped at time of starting of motor allthough staring current is too high?

5 Answers   TATA,

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What is working principle of washing machine?

9 Answers   IBPA, Samsung,

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explain why core loss of a transformer is almost constant under different load conditions when connected across a constant voltage and constant frequency.

0 Answers   MPPGCL Madhya Pradesh Power Generating Company Ltd,

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As a electrical engineer.. what are the basic norms should follow in transformer oil testing.. 1.What is the Electrode type? 2.How long time you will give for oil testing?

0 Answers   NAL,

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Why Current Transformers cannot be connected in parallel

10 Answers  

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What happened ,If 3 phase clearance not maintained in 33KV Line,11KV LIne etc?

0 Answers  

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How to differentiate 220 Kv & 132 Kv line transmission tower if there are no specifications given on towers?

3 Answers   Karam, Power Grid,

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Does Lightening arrest requires Earthing?..

5 Answers  

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