Which type of moter is used in trains, what is the ratting of supply used explain Working principal?

2 Answers  

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What is meant by transformer, why it should be used, with out that equipment what happens if we transformed the supply?

12 Answers   Bhel,

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Which starter can be used for 3 phase verriable speed (2 stator wdg) induction motor ?

2 Answers  

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i have seen one 8.4 MW synchronous motor in a plant located in bellary it is fixed with brushless rotary rectifier ,anybody can explain its start up principle

0 Answers  

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how to calculate cable size

1 Answers  

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how ELCB drip when earth and phase touch together?

2 Answers  

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In which iron losses is higher induction motor /transformer

1 Answers  

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any body,pls tell me how to done relay coordination ? how to coordinate by TCC curve?how to read the tcc curve?

0 Answers  

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Dear Sir / Madam, Actually we requied 64 A MCB, But i have 32 A MCB = 2 No's this two i have to make series connection and we usw any place? isit possible or not......

4 Answers   Hindustan Unilever Limited,

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Is vtg is controlled by the resistor? if else how much?

0 Answers   Sail,

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What is Isolation Transformer???

4 Answers   Emerson,

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why one pin of plug pin is longer than other two? In some mobile chargers one pin is made not conducting .Why?

4 Answers  

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