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What is the normal phase difference between the voltage and the no-load current in a transformer?
What is an iron loss or core loss pi?
how to calculate the capacitor to maintain power factor?
Differentiate between voltage and current feedback in amplifiers?
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in power generator normaly voltagr betwween esth to neutral is 0 but my work place generator show the volatge is 60v any body know why? thanks
what is the difference b/w pvc cu conductor and cu breaded wire..?
The D.C. spark test is applicable to single conductor cable & assemblies of insulated single conductor cables without insulation shield,metallic sheath or metalic armor?
1.what is mean by 8/20 micro sec waveshape
why surge protectetor work explain with the help of circut diagram?
1.how many types of relays? 2.difference between ATS& STS?
what will be happen if earth point is being used for as a neutral point for raw power , and same will be used for ups earthing
WHERE CAN I GET THE PREVIOUS QUESTION PAPERS OF Govt Polytechnic in deee 2nd year papers
what is the ATS .And how it works.
what is the method of earthing of a transformer using electrodes?
