Why sometime AVR and sometime Booster coil is used in Alternator? what is the diferance between AVR & Booster coil due to which they are selected

0 Answers   Bajaj,

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why the pf of semiconductor device is improved the electrical devices

0 Answers  

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onan full form

5 Answers  

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what is difference b/w CFL and Ordinary lamps? which one is useful for power saving?

5 Answers  

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If i switch on a transformer but with no load connected to the secondary path.Is the transformer will burn?

5 Answers  

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I want to know what must the CT ratio be on a load of 300A is a 3PH nutral to earh installation?

4 Answers  

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what is current

8 Answers   NTPC,

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What is electrical energy ,power?

2 Answers   ABB,

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In electrical locomotive engines, the DC series motors is being used as traction motor. But in new engines like in WAP7 & WAG9 the 3-phase squiral cage induction motors has replaced them. So can someone tell me the advantages of induction motor over dc seris motor in engines points of view....???

0 Answers   RRB,

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earth also having a gravitational force (magnetic field of north and south)but it attracts any object compare to this theartifical magnetic cant perform same as earth why?

0 Answers  

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if you asked to choose a ckt breaker from MCB & MCCB for 32A which one will be best and why??

7 Answers  

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what is the eight bit unit?

0 Answers  

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