What are the protection schemes used for protection of
transformers ?
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why and where we use early make & late break contacts in protection?
Can any one know what are the symbols at the down (below) the analog ammeter??? there are 4 symbols which are they ?????
what is the basic construction diffrance between servo motor ans sqiralcage induction motor
What is the voltage gain or transfer function of amplifier?
what is a speed of rotor when we give supply to stator of 50hz and as well as rotor of 60hz of an induction motor?????
i am in need of AC SYNCHRONUS MOTOR 30KW. ANY ONE KNOWS THE MANUFACTURER OF SAME. ALSO MOSFET AC CONVERTER 20KVA CONT.OUTPUT.
Difference between field rheostat and armature rheostat.
what is the purpose of silicon dropper used in battery charger?
define digital electronic
If any HVDC line is going with positive & negative(the negative usually have return path of current with earthing electrode). Now the question is if this HVDC earthed electrode which is using as return path and earthed any nearby 400kv or 220kv AC substation equipments. which will be the impact of this on AC substation & its equipment, how severe may be this and what should be the minimum distance require between HVDC earthed electrode and AC substation equipments? It's really an high engineering level question...Dare to answer and increase your knowledge.
percetans
For high frequency application we use which transformer?
How to distinguish whether MCB is DC or AC looking at it physically
what is meant by twilight switches 7 where its applicable ?
In Designing the rating & accessories of a MCCB how to choose the type of releases..means what is the basis for selecting, thermal magnetic, electromagnetic & microprocessr based releases