I am going to appear for the RRB Chennai Section Engineer online exam. Please send me the question papers from 2001 to date to my mail id:upendrakrishna20@gmail.com,plz send me ,or send any other rrb papers plzzzzzzzzzzzzzzzzzz

0 Answers   RRB,

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How to choose the vector group for the step up and step down transformers??? Tell me the which vector group is suitable for step up and step down transformers and whats the reason to choose and whats the benefits???

0 Answers   L&T,

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why current is leading in capacitor?

1 Answers   PSU,

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234 MVA Generator 3 phase Short circuit current Values required? Gen set Rating-234 MVA, Gen Voltage-18kv, PF;0.8, Xdv:23.5 %, Transformer Rating-18/380KV, 680MVA,Yndd1 two winding, Step up TR, ZT:35.50 %,X/R 4.33 Gen CB Position, CB open ,Disconnected open, Generator Running Voltage 18 Kv, Bi mistakes generator side earth switch Closed during that time short circuit current level in 3 Phase required, and how to test on site 234MVA Generator Short circuit current,

0 Answers   Jubail O&M,

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am commissioning the trafo without connecting the neutral therefore unbalance will occur what is the alternative solution for this?

0 Answers   L&T,

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How do apply electrical 'c'license......pls advice

0 Answers  

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arrange to send solved question and answer its easy to study and understand the thing, because of Exam is to be conducted shortly

1 Answers  

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Why SF6,VCB,Oil Ckt Breakers are use in HT Side need brief information ?

5 Answers   Shell,

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What is the maximum size(MVA)of power transformer available in the India/world?

13 Answers   Adani,

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fog produced due to?

2 Answers   MAHINDRA,

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How to Prepare preventive maintenance shedule of machine tool.

0 Answers   Concast,

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What is Anemometer used to measure?

0 Answers   Blue Star,

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