Why are iron cores in transformers made laminated?
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what is the minimum clearance between a 11KV 150KVAR capacitor cell and series reactor.can a series reactor can be mounted in the same structure of the capacitor cells structure
Is there such a frequency as 440v 50Hz?
is the value of inductance depends upon the value of thitha in doubly excited machine??
why all the feeders are designed in a particular manner ... is there any reason for that???
What happen in ups if phase reverse?
Whats the principle of lightning? How protection against lightning is achieved? Types of protection? How to select the height of lightning spike? as per the area.
Why shunt Generator is not recommended to start at ON LOAD condition???
what is meaning volt-hz ration,where is necessry tomaintain and why. specialy during increase the power of generator.
what is units of resistance
A 40 kva transformer has a core loss of 400W and a full load copper loss of 800W. What is The proportion of full load at maxmimum efficiency?
After synchronization with grid what is the demand value QKVAR and how we will maintain that?
what is the difference between transformer and amplifier ??