Answer Posted / pracash

45KV voltage must be applied

Define the three phase formula fuse.

1857

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what is the use of the puls transformer in UPS & how it works???????????

2214

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what is a pilot wiring and whys that called a pilot wiers

1915

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how the aircraft outer body and inner body is separated ?

1059

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how is the incoming cable size calculated for a given current rating of a panel??

1925

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what is the meaning of impedance protected in instrument cooling fan

3531

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What will happen if we introduce negative feedback to a control system that uses a positive feedback?

1089

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Can Anyone suggest the Standards (IEC or IS) for selecting copper current density?

1394

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Explain the working of variable frequency transformer?

1142

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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.

1778

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How much should be the load percentage for 15kva Inverter and Iinut & I output load with Calculations

2105

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A low wet bulb temperature indicates

1152

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what is a power factor?

1805

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Name two types of electrical analogous for mechanical system.

1206

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what is the minimum clearance between a 11KV 150KVAR capacitor cell and series reactor.can a series reactor can be mounted in the same structure of the capacitor cells structure

2204

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