Why one side of secondary of transformer is earthed, to supply single conductor of electric traction system?

1 Answers  

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Why current flows in nutral? As per theory there should be no current in 3 ph explain.

11 Answers   Bhel,

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explain the existence of reactive power in electrical engg?when it generates?

1 Answers  

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What is harmonics in AC waves. How it is generated? How it will effect the system network? how can eliminate it?

2 Answers  

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why we have to particulary use ACB for below ratings,even available of MCB,MCCB with that range ?

0 Answers   Siemens,

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relation between voltage and frequency.

5 Answers   IIUI, Lucky Cement, Reliance,

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The current though a branch in a linear network is 2A when the input voltage is 10 volts. If the voltage is reduced to 1 volt, and the polarity is reversed, what is the current flowing through the branch ?

2 Answers  

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What it is the diff btw Package & PEC AC's????

2 Answers   Emerson,

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Why does the Solid state Rectifiers for 3-ph brake motors sometimes have 2 & sometimes 3 output terminals?

0 Answers  

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how to connect from a line-to-line connection to a line-to- neutral connection?

6 Answers  

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What are effect of radio system in DCS Distributed control system ?

1 Answers   Sabic,

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what is the difference between grounding and earthing......how can we differentiate each other.....

2 Answers   Wipro,

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