One 15kw motor Why we used star delta feeder?why not used DOL please explain in details

3 Answers   BMM Ispat, GSK, Pitti Laminations,

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whats the existence of reactive power and when it arises?

0 Answers   IIT,

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What is mean by Power factor

5 Answers   Fenner,

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how the testing of CT OF 400/200/100 done in33/11 kv s/s

1 Answers   Reliance,

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if an induction motor is operated at unity power factor what will happen? will motor run or not? kindly describe a logical answer?

2 Answers  

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What is ferro-resonance in electrical system? Why it occurs and what are measures to prevent it?

0 Answers  

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What is ics,icu,icw of load breaker

5 Answers   Havells, NPCIL,

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what is a starter ??

2 Answers   NPTC,

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whta is difference between contactor and breaker.

6 Answers  

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Usage of flywheel diode in relays

0 Answers   Jindal, Voith,

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we need a ntpc previous papers

0 Answers  

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What is the usega of brking resistor? and how it will useful to Drive...?

3 Answers  

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