why generally transformer are in star to delta

3 Answers  

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How to do the REF Stability test for power transformers in Site?

1 Answers   Escorts, Siemens,

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When i went to a interview the interviewer ask me a question for that i cant able to answer him if anyone knows answer me How will you design a capacitor bank for a plant? if my p.f is 0.6 i have to improve it to 0.9 or 1 what kind of steps i have to do? and is there any formula for calculating this?

2 Answers  

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How to apply 'c' license and also explain what is difference between 'c' and 'b'license.i am also working in one of the private company.i have finished my diploma in 2014 .i have already finished in ITI electrician course.....

0 Answers  

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when neutral will carry the current?what could be the magnitude?

7 Answers   Voltas,

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what is the advantage of NiCd battery over Lead acid battery?

1 Answers  

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What's the differs between voltage & current & emf.

1 Answers   CTS, NTPC, TCS,

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what is differance between dirty earthing and clean earthing and their applications

2 Answers   CB&I Lummus,

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Explain the laying procedure and laying depth of submarine/subsea power cable for 220/400KV system? Also available cable diameter?

0 Answers   ABB,

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hi i will D.E.E.E.is completed pls send rrb diploma old qustion papaer sent in my e mail. i.d.

0 Answers   IIT,

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1. If we apply dc supply to the primary winding of transformer it will be burnt out. similarly dc supply is given to field winding of syn. motor and armature winding of dc motor, they are safe. (Remember both windings inductive nature) what is the reason behind that?

2 Answers  

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Explain the advantages of the wheatstone bridge method of measuring resistance?

7 Answers  

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