In star and delta connected systems , for driving power and as well as light load which one you will preferred?

2 Answers   Aramco, IBM,

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Which generation plant has instant start

2 Answers  

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In transformer which temp should be less oil temp are winding temp?

7 Answers   TCS,

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Why CT secondary should not left open??????????

2 Answers  

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what will be fault level of 11 KV , 2000 A ELECTRICAL SYSTEM?

4 Answers  

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What is Isolation Current transformer and what purpose to use it in REF relay ?

1 Answers  

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sigal phase supply is 230 v ac two phase supply is 415 v ac why three phase supply is 415 v ac why not 690 v ac

4 Answers  

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why in an electrical lab a bulb connected to supply goes off slowly when the main supply is switched off?

2 Answers  

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What is the Polarisation index value ? (pi value)and simple definition of polarisation index ?

15 Answers   Essar,

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How to calculate cable size in sq units based on motor rating is KW

2 Answers  

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why we use ac supply as 415 volts instead of 415 v why we cant apply 230 v for dc

0 Answers  

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I need model question papers for RRB section engineer Chennai... Please send to my E-mail Id:- maitheerainbow@gmail.com

0 Answers   NTPC,

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