Answer / tarkithelearner

IN OFF- LINE THE BACK UP BATTERIES ARE NOT IN LINE TO THE LOAD.ON-LINE THE BATTERIES ARE ALWAYS CONNECTED TO THE LOAD.

dg earth connect only in the amf panel or not why

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Compare salient pole and Hndrical rotor machines.

1 Answers  

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what do u mean by bus bar?

6 Answers  

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Even when a particular generator in a generating station is under maintenance we are still able to maintain the same power output. How is this possible? Does the tie line between 2 generating stations have a role to play in it?

1 Answers   NTPC,

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What is a signal flow graph?

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How can you test the vector group of power transformers?

2 Answers  

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in case of induction motor when overload condition or any short ckt. why stator winding burn not to be rotor winding

2 Answers  

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AVR is used for the Voltage regulation of the Generator using the feedback signal by exciting the field winding of the generator.But how the field winding will be excited & using what?

2 Answers   Alstom,

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When MICC cables used ?

0 Answers   Clinga,

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when i am going to take trail on a 3ph sq.i/m motor 5.5kw, i observed that RPM of the motor is very low as compared to the rated RPM and also it rotates in clockwise in first ON command,and anticlock wise in second ON command. finally i observed that on phase is no available . but iam not clear about, why the motor is rotates in both directions without any phase interchanging.pls answer to my question.

1 Answers  

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why farmers are use earthing instead of neutral for their light conec. at field.is it safe

2 Answers   Honeywell,

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How power factor affect on bill explain with example.

13 Answers  

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