Answer / aymaan

the effect of armature reaction in leading pf case is
magnetising ie to assist the main flux hence as the total
flux increases so the emf also increases

Answer / ajit

in leading power factor ckt is capacitive&there is less
voltage in capacitive circuit ,so voltage rises

What is mathematical model of a control system?

0 Answers  

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the power consumption of perminant magnet moving coil?

1 Answers  

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why the voltage transmission is always in a multiple of 11? e.g. 110 V, 220 V, 33 kVA, 11 kVA

16 Answers   IAF, MahaGenco,

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In the Variable Voltage Variable Frequency Drive, how the Voltage and Frequency varied ? Is it varied in the Inverter part of the Drive ? Please give us supporting document if any.

0 Answers  

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Are generator action and motor action relates to a particular machine only?

2 Answers  

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What is the difference between line Distance protection and Line Earth Fault Protection?

1 Answers  

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What are the advantages and disadvantages of short-pitched winding?

0 Answers  

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When testing an earthing connection, we use a 60 or 100 candle bulb with a phase connected direct from supply and the other wire to the new earthing provided.If the bulb glows then the earth is ok.Else earth connection is not Ok. So, why dont we can use all the home appliances taking a single wire from the phase and the return connection to Earth instead of return connection to neutral?

2 Answers  

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will we get shock from dc?

12 Answers   L&T,

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why we define potections of Tourbo generator in Class A & B.

1 Answers   GIL,

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What are the special protection given for high capacity Motor, more then 10mw

2 Answers  

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why dhyedration test required for transformer oil once in a year

1 Answers  

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