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Question Asked @ Answers Views     Select
there is a power transformer 66/11kV in delta-delta connection has 5 feeder coming out from the secondary side. One of the feeder in it normally loaded (loaded than other feeder)and this feeder usually trips with double OCR causing the bank transformer to trip. Now if the load of this feeder is put on other transformer then that no problems occurs on that transformer or the load. However normally all the test(IR, PI, short ckt, open ckt,grounding test and other ) has been conducted for this but evertything transformer..... I am not geting what is the actual problem...    2  1508
hello i'am samad.Any one Can help me! How to calibrate Vaccum Transmitter DP Type range 0 - 50 mbar abs by hand pump calibrator. bharathi-cement   2  1472
Why can i adopt concreting insted of rubble solling in beds? In comoarision concreting is cheaper than the soling.    1  1223
if i used salt as a add mixture in concrete, then what will happen and what are the naturally available add mixtures.    0  279
why building got air crack? if it get in one particular are what is means?    0  602
What is the density of Fiber reinforced concrete and give me the which fibers we can use in Concrete?    0  268
what are the construction sequences in DAM, Hygh Way / Road, Thermal Power Plant, Hydro Power Plant, Tunnel ? rrb   2  3518
in a building why we are using T beams? why can i adopt beam bottom & Top level as same as slab bottom & Top level?    0  303
why we can use dust in concrete insted of fly ash    0  312
at what height brick masonr, block masonry & Concrete wall can construct in a day ?    2  2081
Insted of water is there any liquid to mix in concrete / in mortar ?    2  1071
insted of bentonite we can use any alternate material in piling ?    0  328
What is the meaning of TMT on Steel rebars    6  4548
What is the meaning of "TOR" ??    2  3720
Is there any alternate for plastering    1  1563
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Un-Answered Questions
 Question Views   Select
pls tell us AC plant are how do work and parts name with picture 298
How Main()is called by opreting system? 293
why earthing point in the 6amps/16amps socket bigger than the remaining (Phase & Neutral)points. 334
what are the available sizes of pin type terminal lugs in the market today? 234
what are the various modes of data transfer in 8085? 408
draw a ckt diagram i/p 230v & o/p 80v?????? 657
How will polarity test of Dy5 Transformer ? 447
What facility we get after CT secondary earthing and how? 477
What is the order of a chemical reaction, , if the rate of formation of 'C', increases by a factor of 2.82 on doubling the concentration of 'A' and increases by a factor of 9 on trebling the concentration of 'B'? 1244
sir my exam is on 19/6/2013 under electrical branch pls send me sample aptitude questions as well as sample technical questions for jindal steel and power company 574
Brief me about maintenance planning & sheduling of machine tool. 347
On a 3 winding transformer YNynd11, how do you apply REF protection to the Delta tertiary winding that is supplying auxiliaries to a substation? 529
Instead of specifying SETUP and HOLD time, can we just specify a SETUP time for '1' and a SETUP time for '0'? 471
What are differences between Voltage, EMF & Potential difference ? 267
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