Answer / kotaprolu.raneela

if the speed of the rotor is made more than synchronous
speed then slip becomes negative as a result it behaves
like induction generator

Answer / nur.asidik

in other word, if the motor loss of synchro with the supply

For small size, high frequency coils, the most common core material is- a. )Air b. )Ferrite c.) Powdered ion d.) Steel

0 Answers   Ecil,

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What are the factors considered for the selection of cable?

6 Answers   NPCIL,

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WHAT WILL HAPPEN IF WE START A MOTOR WITH STAR & IT IS RUNNING WITH STAR CONNECTION INSTEAD OF DELTA

3 Answers  

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any body,pls tell me how to done relay coordination ? how to coordinate by TCC curve?how to read the tcc curve?

0 Answers  

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what are the duty ratings in DG sets?

1 Answers   L&T,

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During Millivolt drop test current leads are applied in the extreme ends and voltage leads are given just before the current leads.. what will be the difference if voltage leads are given in the extreme ends? and why?

1 Answers  

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1)What will you do if main incomer VCB fail in your site ?

7 Answers   Honeywell,

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why the starting current of a motor is high?

3 Answers   ITC Infotech,

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Can u tell me design of switch yard

0 Answers   NTPC,

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mccb service sittings be done?

0 Answers  

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how brushed dc motor operating ?

0 Answers  

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We know that primary transmission is done to reduce current so that i^2*r loss could be minimised but according to ohm's law v is directly proportional to i,which indirectly means higher potential difference means larger current?so how the current is minimised in high power transmission line??

2 Answers  

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