Why r use in the tap changing x' mer.

2 Answers   L&T,

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sir what is the purpose of SF6 in HT breaker and what is the pressure should be maintain in the breaker?

2 Answers   Kirloskar,

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what you mean by frequency of an igbt& how to find it?

1 Answers  

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Briefly describe three methods that are usually used by electricity suppliers to control voltage levels?

0 Answers  

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defined power system?

3 Answers   Spanco,

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Why ideally the internal resistance of voltmeter should be infinite and of an ammeter be zero

2 Answers  

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If 24 KVA AVR having Input voltage 200-400v, Output voltage 415+-1%, what will be the voltage if Load is 13A.

0 Answers   Sterling Wilson,

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what is diff between Ground/Earth & Neutral?

4 Answers  

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how can we choose the size of road crossing pipe for power cables

2 Answers   DLF,

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how to measure dc earth leakage current?

0 Answers  

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concept of busbar and load dispatching..?

0 Answers  

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What is the diffrence (Technical & Construction ) between CBCT & Normal CT?

0 Answers  

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