1 hp single phase motor is more likely to get hot thsn inone hp 3 phase motor its true or false? If true why?

1 Answers   TVS,

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How much duration I can keep open the CT if it is under loading condition(100 Amp load)?

3 Answers   Infosys, NTPC, Suzlon,

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If a shunt Dynamo has induced emf 100V and 0.4 ohm resistance and battery of accumulator of open circuit emf 110V and 0.5 Ohm resistance are in parallel what is common terminal potential difference?

0 Answers  

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why the rating of dc generator is in kw where as rating of alternator is in kva?

3 Answers  

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why multiplying factor is used in wattmeter???

1 Answers   Nippon,

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What is proportional controller?

0 Answers  

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sir i used 3 hp of motor for spraying pump, other home light and other home items which size of allminium pvc wire ix used

0 Answers  

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For what purpose and why ACBs are used

4 Answers  

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where used impendence relay?

3 Answers  

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Why HT cable have only 3 core ?

10 Answers   Jindal, McDermott,

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We operate a 10 Mw facility and we have been experiencing several trips due to fluctuations on the MVAR? We have checked all issues related to the AVR and we have found all OK? Can anyone help us? The grid voltage, internal voltage, all regular parameters look ok. MVAR fluctuate and there it goes the unit? What could be happening? Thanks!

5 Answers  

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why to use freewheeling diode ( diode in revers bias mode) across dc coil

2 Answers  

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