what will be the effect on a bulb in case its connetion is change from live and neutral to live and ground??? 1) in case of single phase AC supply 2) in case of DC supply.......???

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PLEASE INFORM ABOUT THE IDEAL TEST RESULTS OF MAGNETIC BALANCE TEST OF TRANSFORMER 33/11 kv DELTA-STAR T/F

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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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what does the word synchronous mean in 'synchronous machine'

3 Answers  

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In my home i am getting too much electricity bill (more than 4000) but I am very much sure that we are not consuming that much. How i can check this ?

6 Answers  

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1.Defination of Graund earth and neutral 2.

8 Answers  

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How to measure power in 2 or 4 or n phase circuit? Please give me a formula.

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hai iam arunkumar. i have applied for an section enginner in rrb. i want lat 5 years solved question papers. if u have please sedn it to arun30682@gmail.com

0 Answers   RRB,

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What is boost transformer in railway??

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Write the force balance equation of m ideal mass element.

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In Ferantti Effect Receiving end voltage is greater than sending end voltage but how it is possible. I know its all about charging current but give me some more detailed explaination?

3 Answers  

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why elcb used in circuit

4 Answers   ABB,

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