How open delta used for protection?

4 Answers  

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how to reduce shorting current in a slipring induction motor

3 Answers  

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why DG neutral is earth?

4 Answers   HP,

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If current flows through conductor it produce magnetic field only.but if current flows through vaccum both magnetic & electrical field produce why ?

4 Answers   NTPC,

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Explain role of Buckolz Relay in Transformer ?

7 Answers  

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Hi, i want to know is meant by power quality? How it can calculated ? How we can improve?

1 Answers  

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what happens to the speed of a DC series motor when series field winding is removed?

8 Answers  

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How many types oil using in transformer ? How many letars using in transformer..?

0 Answers   TATA,

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can we replace d.c.motor by 3 phase induction motor for a particular application

4 Answers  

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what is the use of ballast in tube

2 Answers  

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What is the formula of frequency ?

0 Answers  

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what types of load we get from the national grid? is this capacitive or inductive?

1 Answers  

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