Explain what is electric traction?
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How much earthing require for h.t.22 k.v. cable in coming side & out going & 22 lighting arrest or,22 k.v.D.o. & A.B. switch.
What is substation?
how generater works
why transformer rated in KVA not in KW ? we know that W= v*i
Why PS class CT is always preferred for Differential protection?
what is the need of starter in tube light and what type of starter is used in that?
What is the reasonable voltage between Neutral & Earth of an electrical system for good earthing?
in trains i have seen the terminal which is connected at the top of the train is positive .where is negative ? track? i dont think so
would the same effect be achieved by reversing the connection to one winding of the induction motor 3-phase?
is it possible to flow currnet between earth and nutral wire in a circuit???
Why we use the D-curve MCBs in critical power distrubution.
What is the diff. between two phase & three phase supply.
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