Answer / chandrasen mourya

This is related to the iron losses & copper losses of the
Trafo. Iron losses are constant ie from No load to full
load. Copper losses varies depending on the load current.

while we select CT, why the CT ratio is divided by 5?? ex:250/5,15VA,CLASS-1 CT.Why it is divided by 5??Help me please

2 Answers  

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solar energy light efficiency & disadvantages?

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What is the major differences between RCCB & ELCB? If we use ELCB of less sensitivity why does it trip often and can we control it from tripping?

1 Answers  

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i want to know is it possible to generate usefull power by coupling generator with motor & supply gives to motor by battery source then generator generates power. remove the battery source given to the motor & feed the supply from some of the generated power supply to the motor & motor runs continously. generator generate power contnously.is it possible ?

5 Answers   UltraTech,

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Without seeing the nameplate descriptions of a rotating machine,Is it possible to say which one is a motor and which one is a generator? How would you certain this?

3 Answers  

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what is the difference between ground, earth and neutral?????????....

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why the star delta motors burn out frequently

1 Answers  

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for compensate 315mh inductance ,how many capaciance required?

1 Answers   Mitsubishi,

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Is the installation of the filter cloths necessary before spreading the gravels at the transformer yards?

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why we are using R,Y,B colours for 3 Phase ?

4 Answers   ITC Infotech,

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which loses are in transformer .explane each loses

4 Answers  

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what is corona effect

3 Answers  

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