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how to determine the cable size...pls explain me with the formula taking particular load....does the factors like impedance & short circuit rating influence the cable size, if so how....
Differnce between negative Pahse SequenceFunction and unbalance Function?
sir my exam is on 19/6/2013 under electrical branch pls send me sample aptitude questions as well as sample technical questions for jindal steel and power company
Why is negative feedback invariably preferred in closed loop system?
Why synchorised generators are used for the production of electricity?
what type of motor used to move a 1 ton gate? and relate ratings with load.
The magnitude of sum of two sinusoidal av voltage is equal to 230 volt.the magnitude of each individual voltage is also equal to 230 volt.what must be the phase difference between voltages?
Does outdoor isolator loose connection cause short circuit current in that circuit? if yes then how ??
why are distributed windings generally used in alternators?
BSNL TTA EXAM QUESTION
1.what is the difference between ct and cvt? 2.what is the difference between pt and cvt? 3.what is the difference between relays and circuit breakers?
Can an inverter be used as a converter? How?
what is the function of capacitor duty contactor in an capacitor panel???
why -48 volts dc used in telecommucation
State kirchoff voltage law?
