how to select the double earth conductor if 21A full load?

0 Answers   L&T,

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what is the value of the earth resistance in mositure place

3 Answers   HCL,

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what do u mean by bus bar?

6 Answers  

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How is the percentage impedence of a transformer fixed at design stage???

0 Answers  

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when voltage increases current decreases & vice versa why it is so?

3 Answers  

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HI,how to know that the MEGGER which i am using is working properly,reply....thankyou

2 Answers   NTPC,

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Dear all i want to know SEWA Electrical Supervisor Licence test Previous Year Questions ? If any body know please send to me zohairaukllah@yahoo.com

0 Answers  

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What is the Different b\w Circuit Breaker & Isolater

11 Answers  

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What is the significance of %Z in case of transformer?

1 Answers  

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my question is Megger of cable insulation or swgr board meggerring some values in one day 50mohms,some other day checking different values(20Mohms). this tell that some person tell that that values ok. how to identify the megger value is correct. pls tell me the answer.

2 Answers  

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Explain using drawings what is reverse PID action w.r.t PID controllers.

0 Answers   L&T,

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How do you connect the capacitors on polyphase circuits?

10 Answers   L&T, Transco,

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