In a 3 phase squirrel cage induction motor why does rotor rotate? will 3 phase transformer rotate like a motor if it is placed on bearings and powered up? give reason

10 Answers   Siemens,

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In Designing the rating & accessories of a MCCB how to choose the type of releases..means what is the basis for selecting, thermal magnetic, electromagnetic & microprocessr based releases

0 Answers  

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Diagram and details of polarity test for Current Transformer 11kv 400/200/100/1A

0 Answers   Hiranandani,

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How to check 11000/1.732 to 110/1.732 Potentila transformer (PT)?

0 Answers   TCL,

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what causes contact chatter when there is no demand on the air conditioning unit?

0 Answers  

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how to caculate cable size for given amperes

5 Answers   RVNL,

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What is difference between AC and DC resistance

9 Answers   Eaton,

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Define Electrical Insulation and examples of Solid,Liquid and Gaseous insulating materials?

0 Answers   MPPTCL,

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how to calculate the Neutral transformer impedance?

0 Answers   Schneider,

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how can service sitting be setted for MCCB?Example for sittings IR (CURRENT RATING),IS(CURRENT STARTING) I O (current operating)?

0 Answers  

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what is purpose of using reactor in substations.

20 Answers   Heavy Engineering Corporation Ltd HECL,

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why we use only sine wave in ac why we do not use other wave forms

21 Answers   BARC, NTPC,

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