Answer / narendra katakkar

125A

1.How to calculate backup time from series connected battery of 12v dc with 26Ah for 2battery?

3 Answers  

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What is substation?

5 Answers   KSEB, Neolite,

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ganaretors A check B check and C check details

1 Answers  

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What are the difference between off-load tap changer and on-load tap changer in transformer?

2 Answers   HCL,

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How damper winding in synchronous motor suppress Hunting?

2 Answers   Bhel,

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i have seen a picture of a power plant. in that pic. i saw chimney like giant structure which were spreading smoke like something...i want to know is it chimney or cooling towers, as my friends use to say.

2 Answers  

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What is the purpose of stand by earth fault protection for transformer ?

0 Answers  

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how the works electronic energy meter?

0 Answers   Bhel,

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What is the better way of passing 400 amp from sending end to receiving end ? By overhead line or underground cable and why ? if underground cable then how much depth require ?

1 Answers   Aditya Birla, HCL,

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WHy neutral to ground trips when neutral touches the ground

1 Answers  

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phase clearance between phase to phase and earth

11 Answers  

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how ceiling fan worked?

0 Answers  

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