Why effective AC resistance is more than DC resistance of a transmission line?

9 Answers   HCL, ONGC,

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what is per unit calculation?looking for simple and strong explanation thk u

0 Answers  

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what is the setting of locked rotor in HT motor ? (answer expecting in percentage)

0 Answers  

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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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Can VFD step up to 60 Hz if it is designed to receive 50 Hz input?

3 Answers  

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11000volt DG set carnt kaise banvay

0 Answers   AVK,

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What is meant by Floating Neutral? how to prent

7 Answers  

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Describe how a salient pole / projecting pole rotor differs from a cylindrical rotor and state the application of each rotor respectively

3 Answers  

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Formula to calculate fault current flowing in the neutral line?

1 Answers  

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In a incandescent bulb, if the glass is punctured, and then power is supplied, the tungsten filament blows up with a flash.Why?

2 Answers  

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Why we use startor to the motor?

5 Answers   Bhel,

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i want prepare power grid exam what are book we want refer for electrical ?

5 Answers  

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