what is the contact resistance of Air circuit breaker??
contact resistance should be always less than 35 micro ohm.
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why all the feeders are designed in a particular manner ... is there any reason for that???
what is servo motor and how to work it.
where transformer is installed? a)generating station b)substation c)voltage regulating area
What are the different auxiliary protections of a transformer?
what is meant by moulded case circuit breaker ?
What is meant by Floating Neutral? how to prent
Why diversity factor are applied to the load?
What is the purpose of using busbar mounting fuse?
How to calculate the size of earth cable to earth the neutral of UPS ?
how to claculate earth strip size for 1500kVA transformer for neutral and body
Why electric traction is used ??
what are the type of transformer?