Why DC weldings sets preffered over AC considering human safety aspects ?

2 Answers  

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which type of oil is used as a transformer oil?

3 Answers   JSW,

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transformers parts & function of each parts

25 Answers   Amara Raja, Bhutan Ferro Alloys Limited, Breather, Electrical, Electrical Tech, ERDA, GVK, Juniper Networks, Matrix, Mechanical, NFL, Oracle, Pyramid Plastics, RPPL, RRB, Siemens, TCS, Tulip Silk Mills,

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why we use post insulators in no ofstacks at substation for supporting equipment ? why we not use single post insulator

3 Answers  

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what factor is necessary during design of HT & LT MOTORS.

2 Answers   ABB, L&T,

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Comparing to AC transmission, corona & R in DC transmission is……. a) lower b) higher c) same

3 Answers  

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what is circulating current in parallel transformer???plus how it is generated ???plz explain in detail.........

2 Answers  

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Alternators are invariably star connected why?

4 Answers  

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If we have to feed a housing complex having load 8MVA, than what would be the better option, either we first step down 33kv supply into 11kv & than 430v or we proposed no of 33/.44 kv transformer, also which option is economical?

0 Answers   Kirloskar,

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if we increase the frequency given to a transformer then wat will happen to the transformer size, whether it will increase?

4 Answers  

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which motor used in electric train ans how much volt.

4 Answers   Trimax,

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hou we find and calculate the maximum lode capesity of transforer?

1 Answers  

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