any body know about lighting arrestor. how to determine the height of lighting rod from top of bulding and how many area it cover.

1 Answers  

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ohms law is applicable for dc or ac current or for both??? explain it berifly??

3 Answers  

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why we have to particulary use ACB for below ratings,even available of MCB,MCCB with that range ?

0 Answers   Siemens,

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explain why the secondary terminal of current transformer should not be lift open circuited.

2 Answers  

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How Can you do Maintenance of ACB of 2000Amperes

0 Answers   TATA,

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What is the armature mmf in a D.C machine?

0 Answers   HPCL,

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DEAR ALL I have motors ( 10 units )each one is 90kw 380V 50 HZ 1000rpm but new local pwer is 220v 60 hz requierd rpm should be 1000 pleas what the beast solution is used frequncy converter or rewinding all motos or chang all motors thanks

6 Answers   GE,

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how much current in live 11 Kv distribution Line?

1 Answers   ABB,

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what happend when 230v dc motor we supplied a 23v ac supply

3 Answers   Hero MotoCorp, RRB,

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why select the 3 phase power supply system in electrical system.

3 Answers   RSE, Yamaha,

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How to assume answer to electrical questions

0 Answers  

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WHY IL=IPH IN STAR AND WHY IPH=IL/1.732 IN DELTA? WHAT IS REASON BEHIND IT?

0 Answers   Siemens,

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