Answer / prabhakar jha

duty cycle is a torque vs time veriation..generally we r using 10 duty cycle.

How to calculate the copper in HT motors if KW, RPM & Voltage is given

0 Answers   Control Dynamics, NTPC,

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WHAT IS THE WORKING PRINCIPLE OF A GENERATER.how is a GTG (Gas TURBANE Generater) working.plz explane

0 Answers   Assure Group,

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Write down the name of 2 lady Bir Pratin of Bangladesh

0 Answers  

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During Testing of Maintenance Free Earthing, How deep should be the Spikes of Earth Test Meter should be inserted in the soil(one spike is 15 Meter & Other spike is 30 Mtrs away from the Main Earth Electrode. Because, recently, we observed that when spike is inserted 3-4 Inch in the earth- results are better, If spike is inserted 1 feet deep than results are increasing.

0 Answers  

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In India,we use 230V,50HZ,where as many other countries use 110V,60HZ what r d advantages and disadvantages of each of them?

8 Answers   GVK,

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why crgo core is used in transformers?

6 Answers   Bhel, TATA,

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What is the functaion of IGBT in UPS system?

1 Answers  

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enlist types of dc generator

8 Answers   Philips,

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How to calculate the diesel generator efficiency? what details are required to identify the running diesel generator sets with 1000 kVA & 180 kVA?

11 Answers   Greeves, Sudhir Power,

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How is Grounding or Earthing achieved in Planes and Automobiles?

3 Answers   ABC,

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Which of the following loss varies with the load A hystresis loss B eddy current loss C copper loss D core loss

1 Answers  

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when we put inducter in neuteral grounding of genrator.

3 Answers  

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