Answer / subhendu

Normally by thumb rule we can take, for Al cable it is 1.5 times(Amp) of its sq mm size, and in copper cable it is 2.5 times .

could i arrange a faulty and healthey battery bank togather in parallel , if your ans is not then why?

3 Answers  

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why core is useful for the transformer and in its operation

1 Answers  

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what is necessity of using isolation transformer?

4 Answers   NTPC,

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Is a DC Transformer Possible? if Yes, Then Why, if not Then Why?

9 Answers  

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why 30kva ups buzzing(hamming) sound?

2 Answers   Madhya Pradesh Electricity Board MPEB,

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Difference between auxliary relay & pla relay

1 Answers   Reddy Labs,

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What is mean by powerfactor. What is the difference between leading and lagging power factor?

2 Answers   HCL,

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for 24000kv transformer what is the value earthing resistence?

1 Answers  

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operation of protection relay watchdog contact?

0 Answers   L&T,

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what is the condition for YnD11

0 Answers   Bhel,

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What happen if we give resistance to the armatuure of a dc motor?a

1 Answers  

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11kv = LT 440v , how many amp.supose 440v side 5000 amp curent drown

2 Answers   Motwane,

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