Answer Posted / ravi

it depends upon flux density & kva rating

Pl. brief about break-down maintenance of machine tool.

1815

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if the armature current in a dc generator is ac ( sinusoidal ) why doesnt the sjhape af armature mmf a sinusoidal (ni) ? armature mmf in case of a dc machine is triangular.

1986

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which is the most advanced form of SF6 BREAKER?Can we use other gases to quench the arc?

2053

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why the frequency and voltage in india is 230v and 50HZ. when compared to USA say 110v and 60 HZ.

1450

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slipring induction motor starting time Lrs operating why lrs starting time lrs outer body didn't get shock

1946

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In case of HV test on medium voltage cables, BS is asking for 4 U0 where as IEC is asking for 3.5 U0. Can any one advise me how this 3.5 times or 4 times U0 is derived?

1703

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

3705

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What is the difference IN MCCB's between thermal magnetic and electronic tripping system ?

2076

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sir, what is the importance of Fault MVA. how to calculate fault mva of 33kv substation connected by 6.5 km line(single circuit with equal spacing) with 110/11kv transformer in 110kv susbstation.the fault mva on 11 kv bus in 110kv susbstation is 208mva.

2964

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what happen when we add mentos in cold drink?& why?

2077

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I am shobana from Chennai. I am having my personal interview on 19th Dec at Chennai.kindly mail me the questions to mail id shobana.shanthi@gmail.com

2381

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Match the following a)(X'+Y') b)X'Y' C)XY 1)NAND 2)NOR 3)Carry

1938

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What kind of maintenance is conducted for Transformer

2294

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why HT armoured cable does not glanding

4247

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How to calulate Locked rotor amper(LRA) for compressor type motors?

1787

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