Answer Posted / vinay krishna

Objectives are resource conservation, climate protection and cost savings, while the users have permanent access to the energy they need

Why the standard of ambient teperature mentioned as 40 degree celcius in machines.

1964

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what is the use of commutator in dc motor if we supply ac ? commutator is used to convert ac to dc.and it is used to arrange the flux in unidirectional in case of dc supply. if we give ac as supply to dc motor what is the use of commutator?

2087

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What are the main significances of root locus?

1233

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What type of DC motor would you see for a lift?

1093

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Role of active and reactive Power sharing in between two synchronized Generators, Droop Setting role ?

1759

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please explain to me how to calculate current,voltage,resistance with formula??

1435

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Why the arms of delta in a delta-wye power transmission system are kept constant??

1870

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I HAVE A INCOMING 100A MCCB TPN 25KA, CABLE LENGHT OF 80M 70MM CABLE SIZE FROM MAIN SUBBOARD TO NEW DB.BASE ON THE FAULT LEVEL SETTING OF 45KA.I WOULD LIKE TO FIND OUT 25KA ENOUGH KA. APPRECIATE IF SOMEBODY CAN ASSIST ME WITH FORMULA FOR THIS. FRM: JEFF

4033

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why connecting surge unit in contactor coil

1885

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in my industry we are using 3 step up transformers for induction heaters..i.e 415/580v and other are 11/440v.in power consumption does a step trnsformer makes any difference compared to step up?? plz explain

1857

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Is it acceptable of installing an earth pit in planters area where bare copper cable, earth rod and connection are susceptible to corrosion due to water?

1955

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1.main parts of generator? what is used A-check,B-check,C- check? 2.what is FM200 system in data centers? 3.difference between pac,ahu?

2131

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what is the difference between electrical choke and electronic choke?

2516

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What is the use of iron core in a transformer?

1135

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why magnetising curve not start with zero voltage?

2294

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