what material is the electrical housing wire made of?
is there any difference for the telephone lines?
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who is ohm's and his law ?
what is the earthing condition between earth & neutral.
What is CVT and what is relation with wave trap?
How to calculate main incomer rating of APFC Panel ? Let's say i want to find main incomer for 11kV, 1000kVAR Panel.
Why should not we run the IM in low voltage, if runs means what will happen?(for example instead of 400V we give 250V supply)
what is the difference between Central Battery System and UPS in applications and uses? and why UPS suitable for Computers and central battery for emergency lighting?
what is the location of lighting switch of battery room
how much current take 16sq mm Cable
why core is useful for the transformer and in its operation
What is meant by RCCB
what is mean by amf
what is a synchronizing lamp ?