Answer / karthik

copper losses depends on current and core loss depends on
voltage. either of losses dont depends on powerfactor. This
is the reason why transformer rating is always in kva not kw.

Answer / dheeraj dubey

AT THE TIME OF MANUFACTURING WE DONT KNOW THAT WHAT TYPE OF LOAD WE ARE GOING TO APPLY. IT MAY BE INDUCTIVE, RESISTIVE OR CAPACITIVE

a 25kvar capacitor bank connected to the secondary side of transformer.then why the capacitor draws more current then rated

3 Answers   TATA,

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As per the theory current doesn’t flows in Neutral, but practically it is not applicable, explain why?

2 Answers  

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why is a power transformer used only occasionally?it is used to step up at generating stations?and that needs to be done all day long !!!!!!!

0 Answers  

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can we use 7volt DC BATTERY to run a 60watt motor by stepup? Give reason for your answer?

5 Answers  

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in dc machines in the armature nature of power is ac but why we take rasistance instead of impedance?

1 Answers  

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WHAT IS THESETTING CALCULATION FOR THE RELAY?

1 Answers  

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Actually why the transformers ate rated in KVA.?

2 Answers   Torrent Pharma, XYZ,

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What is HVAC, PLS SEND DETAIL OF hvac.

6 Answers  

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If any one's require of phoenix contact like( relay , termilnal block , surge protection device ) , product please contect me 09878206357 chetan verma

0 Answers  

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Efficient electrical earthing in hard rock area

0 Answers  

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how to caculate no load loss, load losses & impedance percentage in power or distribution transformers

4 Answers  

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how induction motor work as a generator?

2 Answers  

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