percetans

0 Answers   Bhel,

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why in scott connection of transformers, main transformer is tapped at 50% and teaser transformer at 86.6%?

5 Answers   Bhel, Bosch, College School Exams Tests, Wipro,

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WHY FEEDERS TRIP IN COLD AND FOGY WEATHER?

2 Answers  

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What is The function of tvm(tri-vector meter)??

2 Answers  

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which bridge is used to measure frequency?

2 Answers  

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What is the difference between rated and maximum speed of 3phase induction motor.....? Can the motor speed exceeds the rated speed..?

1 Answers  

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why do we prefer -48 volt instead of -24volt or -12 volt etc. ??

1 Answers  

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transmission line losses

1 Answers   SVS Constructions,

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Can anybody tell me what the breakdown voltage is for air and what it is for transformer oil please?

4 Answers   Pooja Cables,

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Why current leads the voltage in case of capacitor load? Why voltage leads the current in case of inductive load? Why both are with in phase in case of restive load?

3 Answers   TATA,

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when we conduct high voltage testing why milli amp. is required?

2 Answers  

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Is reverse power relay of generator operate due to voltage variation problem? please clearify.

1 Answers   Birla,

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