what is different between synchronous & asynchronous motors

3 Answers  

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what the effect will occur if we increase the airgap in induction motor

3 Answers   ONGC,

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xpression 'document.FrmQF.myemail' [

0 Answers   ABB,

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What's ND relay & it's functions?

2 Answers  

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why only violet glow appears in corona effect?

1 Answers  

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Explain the iniluencc of short circuit ratio on the pert'orniancc of synchronous machine.

0 Answers  

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power inverter we are using 2n3773 power transister in that places we can use any IGBT ?

1 Answers   Essar,

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what is the chemical name and formula of refrigarent R-134a.

0 Answers   Blue Star,

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What is the difference between RCD & RCCB, Where it can be used

3 Answers  

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what will be the motor terminal box connection arrangement (star or delta). on what basis it decided?

3 Answers  

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What is the value of system voltage?

2 Answers   Bhel,

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Why scr and igbt used in  ups systeam ????

1 Answers   JLL,

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