why does a dc machine has high efficiency while working as a
generator than as a motor
How many companies are manufacturing 33 KV HT Breaker
Whether should be the oil level in OCTC transfomer? It should be upto winding immersed completely or should be upto tap changer s/w? How it will affect the performance of the transformer. Rating may be 33KVA
what is the working of ups.
what is the difference between earthed cables and unearthed cables
can we say current flows inside an atom as electron moves inside an atom?
What are the usege & different between UPS & batteries with charging system in in Substation?( UPS 120V AC & battery charger is 120v DC)
how many units (kwh) are there if in one MW?
which transfofrmer oil break down voltage strength get will be more if oil sample taken from bottom of tank or oil sample taken from top of the transfomer tank.
why master trip(86) used in eletromagnet?
What are the various kind of cables used for transmission?
why in dc generator field rheostate kept in maximum position?
how to calculate the ct burden?