How the unidirectional torque produced in dc motor

2 Answers   CGL, Sail,

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why motor rating in kw?

3 Answers  

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How to calculate that clean water supply in one Day from 150 KLD STP?

0 Answers  

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What is the difference between ELCB and RCCB. Please define the working of both.

6 Answers  

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Can we use generator transformer as step down transformer? How?

3 Answers  

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What is the deffrence between Siemens S7-300 & S7-400 PLC?

4 Answers   ADC,

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1.what is use of isolation transformer. 2.Differance between KWH,KVAH,KVARH,KVA. 3.Main use of the CT and PT.

1 Answers  

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In aircraft,why we use 400 htz equipment.and use common earthing

1 Answers  

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Explain the working principle of Synchronous Generator and Assynchronous generator?

11 Answers   TATA,

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Why field rheostat is kept in minimum position while armature rheostat at maximum position?

0 Answers  

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Why in india freq. is 50HZ & in U.S.A. it is 60HZ?

2 Answers   MacLellan,

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Is it necessary to seperate the DG earth grid with Electricity Board earth grid for protecting the DG set. if yes why?

2 Answers   BARC,

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