Answer / virendra

Air Ciruit breaker is the one in which the quenching is
happen in precense of air mean there is no other thing is
provided. In this breaker the opening in closing of contect
happen in natural autmospher & hence the are is produces ,
to quench this arc the arc chute is provided the same .

what is feed back and what are feed back amplifiers?

0 Answers  

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What will happened, if field voltage change with 220 voltage to 110 voltage for a dc shunt motor?

1 Answers  

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does the power factor of an induction motor improve upon used in parallel with a synchronous condenser , used commonly to provide a leading kva ?

1 Answers  

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What is the difference between Isolator annd Circuit Breaker.

21 Answers   ABB, Lanco, NTPC, Power Grid, RInfra,

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i am gng to visa interview this july i have 4 backlogs gre 1010,toefl 75,pls give me the tips pls pls

0 Answers  

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difference between ac and dc motor

1 Answers  

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what is the meaning of "i.p.-43" and duty cycle-s1 on the name plate of a asynchronous machine?

1 Answers  

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For 160kw motor what size of cable and material is needed.?

1 Answers  

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why transformer rating in always in KVA ?

4 Answers   Horizon Computers,

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What type of DC motor would you see for a lift?

0 Answers   Ericsson,

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How to find knee point voltage in current transformer?

2 Answers   TCS,

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is it possible to run the any motor when winding grounded? how?

1 Answers  

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