what is the contact resistance of Air circuit breaker??
contact resistance should be always less than 35 micro ohm.
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UG cable sizes were specified in sqmm. But practically its not coming to mesure. What's the reason for that? And how they specify the size of the cable?
What is Form factor?
Explain Clearly Pahase and Neutral?
electric shock is due to current r voltage.?
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if suplly 11kva its give 440volts then if suplly is given 10kva whats the volts given
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Dear sir please mera ye sawaal hai ki rccb ka kya kaam hota hai please answer hindi me dizyega dhanyya waad
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