In protection core of a C.T. why Knee pont voltage is greater than SLV and in metering its viceversa?

2 Answers  

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how to use single phase supply for a three phase equipement.

12 Answers  

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what is demagnetising effect & crossmagnetising effect and how it is related to electrical system?is there any more effects are available or only these two??

1 Answers   Telco,

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EXPLAIN THE ESSENTIAL FACTORS WHICH INFLUENCES THE CHOICE OF SITE FOR A HYDRO ELECTRIC POWER PLANT

0 Answers  

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What is evaporator & condencer & compressor

0 Answers   Standard Chartered,

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When capacitor bank connect on line. It's draw some current but it's current not increase of main line ammeter. Why?

1 Answers   MCL, Star Wire,

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what is the use of Reactive power in power system?

3 Answers  

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working principle of generators?

4 Answers   Adani, MahaGenco,

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A 3-phase IM is supplied from 50 Hz system. It runs at speed of 1440 rpm and slip equal to 4 %. Calculate rotor frequency. A 50 Hz B 0 Hz C 4 Hz D 6 Hz

3 Answers  

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if field current decreases how can the speed increase in the unloaded dc series motor

1 Answers  

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line and phase voltage relationship?

2 Answers   CPCL, IVRCL,

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how the harmonics are generated in transforemer?

5 Answers   IFFCO,

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