electrical ques

0 Answers  

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what is corona effect?

39 Answers   ABB, Genco, Wipro,

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voltage at generation stage is usually- ? a.11kv b.33kv c.66kv d.220kv

12 Answers  

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what does the transformer connection symbol YNaod1 mean ?

3 Answers  

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what is the location of lighting switch of battery room

1 Answers  

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how to find under ground cable fault ??? if our cable size is 95*4 then what will load capacity with far mull

2 Answers   Imdad,

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why inductancce of armature inductance of dc machines is neglected?

2 Answers   APPSC,

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In a running D.G set engine and Alternator is revolving at 1500RPM but no output in the terminal>>>>what to do?? someone told excitation problem ....please advice

3 Answers  

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what is the difference between inverter and ups & what is the earth resistance for ups , if its high why so

3 Answers  

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Generally transformers has delta primary and star secondary. But in some transformer i saw Star primary and delta secondary. what is the reason for chosing like this?

2 Answers  

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what are check points to be checked while charging switchyard?(CT,PT,BREAKER,POWER TRANSFORMER)

1 Answers  

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If we impress a dc voltage of 230 V on an unloaded 230 V, 50 Hz transformer it wi A give high secondary voltage B burn out C give secondary voltage as per K D none of these

0 Answers  

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