what is the advantages of Lighting transformer?.. is it possible to reduce the power consumption ?.

6 Answers   Lucas TVS,

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what is transistors comprised of?

0 Answers  

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What are the various reasons for an inductin motor to get heated?

1 Answers   Monnet,

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What kind of test is conducted commonly for generator? And explain briefly

1 Answers   MAHINDRA,

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1.difference between sts & ats? 2.what is fm200 system brefly explain?

1 Answers   Ericsson,

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1. If we apply dc supply to the primary winding of transformer it will be burnt out. similarly dc supply is given to field winding of syn. motor and armature winding of dc motor, they are safe. (Remember both windings inductive nature) what is the reason behind that?

2 Answers  

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define reluctance motor & its operation ?whether its operating single phase or three phase ?

1 Answers  

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The 3 phase 400 hp 440 volt slip ring induction motor do not take one phase amps why ? The motor is running good condition

0 Answers  

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why we dont store the ac power in battery?

1 Answers   TCS,

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A commercial Building is designed with 14th floor levels with indoor substation of three phase transformer with rated capacity of 1000 Kva.The transformer delivered 65% of its rated capacity at 0.67 power factor lagging.Because of low power factor, the power customer was penalized and certain cost was charged accordingly based on every point percentage lower than 85%.This situation may repeatedly happen on the succeding energy bills of power customer.The power customer is desired to improve its historical power factor of 0.67 lagging and no further penalty be impose by the local power company on the next bill. Q: Identify the appropriate solution you want to offer to Client?.Justify SCIENTIFICALLY and MATHEMATICALLY the principles behind the solution.

0 Answers  

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why grid frequency varry time to time?

2 Answers  

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how to calculate units consumption for a 12 hp motor /hr.

0 Answers  

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