Difference between field rheostat and armature rheostat.
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kva/kvr
can v use earth as nutral. yes than y.if not y.
CORRECT INFORMATION ABOUT TRANSFORMERS,what actually transformer is?
How we detect the leakage current of 11 KV H.T. motors and waht is the maximim limit?
What is the rating of a circuit breaker needed for 300 kv load in 33KV supply line of 33/415 transformer ? Whether 800/1200 amp vaccum circuit breaker can perform for a 33 KV line in input in 415 volt in output of the transformer ?
Operation of isolators.
how much earthings are mendatory at a 25kva sub station?
Wat is power factor exact meaning in terms of technical terms plz explain ?
How the annunciator works ? How to do its wiring
draw vector diagram and +ve,zero sequence diagram of symmetrical three phase fault.
the 230 value of voltage which is use in our home . is that value is rms, aerage or peack value of voltage?
what is the principle of servo motor