What is the difference between online ups and offline ups?

44 Answers   Electrical Tech, GMR, Gravity India, HCL, Indus Towers, NIT, Pyramid, Techno Electric and Engineering, UBS,

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Define CT & its function

6 Answers   Essar,

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What is the Procedure for selecting a Cable, Breaker and Transformer for particular load.

3 Answers  

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how to select the mpcbs and contactor for 3 phase 30 hp star delta motors.for plc control.and tell me the calaculation for future use.

0 Answers  

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what is the function of Droop CT and where it is used?

3 Answers   Lanco,

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sir, I am from EEE branch.On feb 17 iam going to write an Exam for hindustan petrolium corporation Ltd.So plz send me the written exam pattern/Q's/interview questions.please mail to eee_dharmendra@yahoo.com

0 Answers  

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I have motor of 3 H.P. How i found the rating of capacitor use in it in single phase motor..???

0 Answers  

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If short circuit ratio is high is it bad or good for a machine then tell the reason...

0 Answers   Bhel,

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How do you maintain the batteries for generators, what is the daily maintenance of a generator?

2 Answers   Jindal,

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Why in DC drive u r using in Klin operation in Cement Plant?

7 Answers  

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is it necessary to earth the rmu before cutting off the transformer winding?if yes why?

0 Answers  

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Why sometime AVR and sometime Booster coil is used in Alternator? what is the diferance between AVR & Booster coil due to which they are selected

0 Answers   Bajaj,

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