Answer Posted / vijay

Breather are used to absorb the moisture content from the
sucked air, while the transformer oil gets expanded due to
heating. Breathers make use of silica gel coloured with
blue used extensively in power transformers.
when its absorb moisture its colour change and become whit

testing of Vector Group – YNaoD II

2943

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what is the method of earthing of a transformer using electrodes?

2279

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Greeting to all members, How to calculate spill current when we have different ratio CT and Class for REF(Low Imp) I have 500/1A 5P20 @line side n 400/1A CL.X @ Neutral.

3014

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c++ write a program to use a fuction call "max"which accepts an intger arrey of size5.as an arrument and return the larger and smallest of the arrey to main without changing. the original changing of the original position of the element of the arrey.

1928

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What is the working principle of CFL & T5 tube light & 40W tube light with electronic ballast?

3957

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how to calculation increase power factor for single phase

2303

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I need to connect a synchronous generator to the grid using automatic synchronization and two circuit breakers (one for synchronization, one for end connection to the grid), how to determinate the required diameter of the cables?

2584

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Write masons gain formula.

1221

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HOW WE CAN REDUCE THE CIRCUIT COMPLEX OF STAR-DELTA STARTER .BECAUSE NOW WE USING ONE TIMER RELAY & THREE CONTACTOR FOR MAIN,STAR & DELTA ?IF ANY IDEAS PLZ POST.THANK U

2513

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with out colour codeing on conductor how can be find what is r,what is b,what is y phases.....

1969

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What is the control action?

1158

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i want to know that how the height of Ct ,cvt ,LA calculated on the basis of creepage distance

2623

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what are pilot cells

2108

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What is the count of hvdc transmission lines in india?

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Dear all i want to know SEWA Electrical Supervisor Licence test Previous Year Questions ? If any body know please send to me zohairaukllah@yahoo.com

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