why the arc welding machines require parallel earthing
systems? ie why each machines are connected to earth pit by
separate wires during earthing? wats it adavantages?
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can u give me a brief idea about power line carrier communication ??
what are the different types and applications of compressors?
What precautions we have to take while handling electrical equipments?
what is differance between PT-100 and thermocouple?
iam interesting to design the control panel for 3 phase pump motors by controling single phase switches.iam plan to use fuse,contactor & relay for motor protection .how can i select the voltage & amps rating for fuse,contactor & relay plz guide me .if anybody clarify my doubt means it will more helpful for my future .
how to reverse the direction of universal motor?
tell me about xlpe cable?
how to find out capacitor range?
What is conventional thermal current (Ith)
what is meant by impedance testing of transformer and why it is used
why cant we use earth as neutral at home whereas neutral is actually grounded at transformer end?
In zero voltage we can pass supply to our body means we cant get shock its true ? how we can do it ?