Answer / prashant

strictly earth resistance must be zero

Answer / shiva

good earthing less than 3 ohms

Answer / ilango

earth resistance value=0 to 10 to 100 to 1000 ohms

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1 Answers  

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whether the battery is voltage source or current source?

2 Answers  

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5 Answers  

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what is the difference between circular wdg & ractangular wdg?

0 Answers  

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What is MS-EXCELL?

0 Answers   NTPC, Siemens,

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