1. If we apply dc supply to the primary winding of transformer it will be burnt out. similarly dc supply is given to field winding of syn. motor and armature winding of dc motor, they are safe. (Remember both windings inductive nature) what is the reason behind that?

2 Answers  

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placing earthing pit in pathway is correct or wrong??. placing earthing wireGI1/18 inside walls is correct or wrong?. explain!!!

0 Answers  

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what is the differance of acb and mcb and mccb

12 Answers   MacAir, MDS,

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why the insulators are in cofee colour???

4 Answers   Visa Steel,

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What are documents to be required for export of the material?

1 Answers   Siemens,

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What about electrical Units. discrive in detail

0 Answers  

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how many types of colling system it transformers?

8 Answers   ONGC,

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what is leading and laging please in details

3 Answers  

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what happens if dc supply is given to the transformer?

10 Answers  

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How to calculate the Sizes of the cable required for one specific load? Is there any formula for that? ( EX: For 400KW load,50mtr Length, What is the LT cable Size required?)

2 Answers   Texmo,

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area control error

0 Answers  

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We are installing a 1.6 MVA transformer at our crusher plant and the feeder of HPSEBL is 2 km away at substaion . and a VCB is installed in the substaion which is 2 km away from transformer so we need another VCB near the transformer.

2 Answers   SCPL,

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