Can anyone explain, How will get positive to ground and negative to ground reference voltage in dc system

1 Answers   NCC,

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can u please tell me how VFD(variable frequency) drive is used as a energy saver....?

12 Answers   Essar, Oracle,

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The importance of resonant filters in converters?

1 Answers  

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WHY NOT CONSIDER PROTONS IN ELECTRICITY LIKE ELECTRIC CURRENT?

1 Answers  

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what type of cables exsisting in the world and how many types

9 Answers   Alstom,

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my name is venkat .i have good percentage in my academics(ssc 86, intermediate 83 b.tech 73) my question 1..after completion of my ssc i joined in bpc but i didnt got rank in emcet so i completed MPC in one year compartmentally ..so here what am expect question from this background?

0 Answers  

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What are the advantages of individual drives?

1 Answers   A1 Electricals, Suzlon,

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what is surge voltage and surge current?

2 Answers   MES,

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What are protection of power transformer?

1 Answers  

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State kirchoff voltage law?

0 Answers  

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If excitation will increase, then what will be the effect on power factor? Will it decrease or increase?

4 Answers   Prozone,

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give me name of current and volatge control device

1 Answers  

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