why there is no current in the rotor body althrough the flux linking with it also get changes. why current only flows in windinds not in rotor

1 Answers   Vedanta,

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How Many safety of Air circuit breaker

2 Answers  

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Can i use the B-curve MCB instead of C-curve MCB

0 Answers  

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What is meant by Resonance what are the different types of resonance and what are uses of them?

14 Answers   Infosys, NTPC,

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What happened if C.T mount at any cable or Bus bar in wrong direction . C.T going on proper work or not . C,T direction is essential thing to properly work.

0 Answers  

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what is the formula to calculate voltage drop/loss on 66KV Transmission Line?

0 Answers  

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What the methode get earth resistance?

2 Answers  

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When we use air circuit breaker, it has O/L protection ,time delay SC protection, Instataneous SC protection & ground fault protection. They all have some setting range. But what is the suitable/allowable setting for the above protection which will be safe for the equipment? For example-O/L protection setting have a range of (0.4,0.45,0.5,0.55,0.6,0.65,0.7,0.8,0.9,1.0)xIn Time delay SC protection have a range of (1.25,1.5,2,3,4,6,8,10,12)xIn Time delay setting is 0.02,0.1,0.2,0.3,0.4 Instataneous setting is fixed to 20xIn Gound fault setting is given 100A,300A,600A,900A,1200A This setting are for 2500A ACB. So what will be the basic allowable setting for the above protection? is there any formulae to calculate this<

0 Answers   Lupin,

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what is the function of an auto reclosure relay in OHL?

1 Answers  

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Why we use startor to the motor?

5 Answers   Bhel,

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Define settling time.

0 Answers  

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WHAT WILL HAPPEN WHEN THE MOTOR FREQUENCY INCREASED OVER THE RATED MOTOR RPM THROUGH DRIVE?

3 Answers  

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