why ct is testing using dc.. y cant we use AC insted of dc on POLARITY TEST.

6 Answers  

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1KVA transformer of different frequencies of 50hz,100hz,500hz&1000hz. which one of these transformer has big size? Give reason

16 Answers   Ecil, Engineers India, MahaDiscom,

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We have 5 Distribution sections with variable loads&We have 3 Gensets(500kva,380kva&250kva) our total load is between 400kva to 600kva. so how could we connect 3gensets.

0 Answers  

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Why we cant store an ac power. If we coo store in which device we can?

0 Answers   Jindal,

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Why power factor should not be in leading (capacitive) mode of any load.

3 Answers   GE,

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what is tesla ?

1 Answers  

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what is the role of MPU in DG set

1 Answers   Weltech Engineering,

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If we tell 60 sq.mm. 3-1/2 core cable,then what does it mean ? 1) Each core section in the whole cable is of 60 sq. mm. 2) The whole cable is of 60 sq. mm. which is sub-divided into 3-1/2 core.

3 Answers   Cura HealthCare,

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Any link for Electrical objective type questions ?

0 Answers  

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What is floating earthing?

2 Answers   Equate,

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can a rotating machine give the DC output without commutator? if yes, how? if no, why?

6 Answers   BARC,

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what is the prosses for getting of 33kv licence (i have completed my engineering degree & working in 33kv substation for contract basis )????

0 Answers   Surana,

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