Answer Posted / qwrfc

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What are the classifications of oscillators?

1038

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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.

1740

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How to calculate main incomer rating of APFC Panel ? Let's say i want to find main incomer for 11kV, 1000kVAR Panel.

1869

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As an electrical engineer what are the responsibilities which i can hold in TCS?

2155

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What is the principal of motor?

1054

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ratings of lightning arrester

2001

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hi can anyone pls tell me the eee interview core questions asked in l&t

1991

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Convert a star connected network into a delta connected network.

1067

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what is difference between speed mode and torque mode in motor?? explain in simple words please.

1549

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how a flip flop can be used as a latch?

1937

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What do you mean by a current transformer?

1048

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List few applications of d.c series motor?

1090

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if the motor rated speed is 950rpm. how to change the above rated speed? is it possible?

1367

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What is the difference between PS & metering CT (5p20,0.5 etc.)? Why in PS class CT only Vk is given ? Is PS class CT is more accurate than metering CT?

1065

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describe the fully control circuit diagram of ac drives

1789

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