In auto transformer if power transferred inductively and conductively are same, the ratio of output/input voltage is A 1 B 0.7 C 0.5 D none of above

2 Answers   Getco,

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basic differance between electrical and electronic.

1 Answers   Jindal,

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Explain types soft starters?

7 Answers   Siemens, TCS,

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IN MY SYSTEM THERE IS ONLY OVER CURRENT EARTH FAULT RELAY IS AVAILABLE. FOR THE UNBALANCE SENSING IS THERE ANY RELAY IS AVAILABLE? THE SAME CTs WHICH ARE USED FOR THE OVER CURRENT EARTH FAULT RELAY CAN USE FOR UNBALANCE ALSO?

2 Answers  

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What is pi controller?

0 Answers  

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why ceiling fan give hising sound

2 Answers  

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Why two main buses and one transfer bus scheme not using for 400kV switchyard

5 Answers  

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how can we find thae value of capacitor for single phase motor. what is difference between starting capacitor and running capacitor.

0 Answers  

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What is Engine?

6 Answers   HSL,

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What is the difference between MPCB and OLR?

11 Answers   ABB, Raj Agencies,

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Do I need a special Transformer to put 240 VAC 3 phase into it and and get 480 VAC 3 phase out of it to run a machine? Or, do I just use an ordinary step down transformer and step up the voltage? Thanks

2 Answers  

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explain Uninterrupted power supply detailed electronical operation with circuit diagram

1 Answers   Emerson,

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