How to determine the short circuit current for breakers and VCB.

1 Answers   Sabic,

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what is the difference between the voltage of 5 volts capacitor and and 5volts battery?

0 Answers  

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Instrument connected to a single phase supply

0 Answers   Alstom,

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if a.c supply is given to the motor,, what happen?

0 Answers   Bhel, L&T, MSEB,

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Why 11KV PT Secondaries [(11000/1.732)/(110/1.732)/ (110 / 3)]are in star connection ? And why the same should not be in delta ?

1 Answers  

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why current is leading in capacitor?

1 Answers   PSU,

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what is the pre charge circuit,what will be work which function it will be use plz tell me

0 Answers  

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what happen if any one phase of a slipring induction rotor winding is open?is it start or won't?

2 Answers   Aurobindo, Hetero,

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Why we use ups battery and dsdb battery in thermal power plant

0 Answers   MDeC,

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Why do not we prefer non conventional sources of energy to conventional sources?

0 Answers   Nabard,

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Dear sir, I am working in wind mill division , pls explain Pls explain in details with formula My question is Wind speed 3.5 M/s Gen RPM is 1500 ( 25 K/w Production ) Wind speed 12 M/s Gen RPM is 1500 ( 220 K/w Production ) Why in 3.5 m/s generation was low , why in 12 m/s generation was high , Pls dont explain wind force or wind density , that one already i know For the above question RPM was same why the KW was different Answer : 1. Its depends on the density ( Force ) of the air Sir , Pls explain wit Formula sir

1 Answers   Vestas,

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I have 4 busbar of 1000 ampere. we use 4 busbar to make 4000 ampere in one phase.my problem is that when we applied 60% load on that then busbar produced high noise.what is the reason of that and how can i minimize that noise.

0 Answers   College School Exams Tests,

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