Answer / v.venkata ramana

All the switch gears open like C.B's isolator open, the line
to be earthed.

Why CT secondary is grounded?

11 Answers   GE,

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What are the Safety measures in central chiller plant? Explain them?

22 Answers   Carrier, CPIC, HSL, JLL,

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when a pure dc signal is sent through a moving iron meter, what will it read?? dc or rms?? when a variable dc signal is sent through a moving iron meter, what will it read?? dc or rms??

1 Answers   GATE,

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what is excitation system explain in detail with its working?

1 Answers   Toshiba,

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what is earth-fault?when it occurs? to check where it occurs what type of test should we do?

0 Answers   ONGC,

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why and how fault current flows through ground?

1 Answers  

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why capacotors burnt out

2 Answers   GMR,

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why the colour of insultor stack , petticoat is brown. Is it has some technical reason.

0 Answers  

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What is the equivalent circuit of a transformer and its vector diagram?

0 Answers   Bhel, Madhucon,

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Why generating voltage is limited up to 22kV?

4 Answers  

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how to calculate the powerfactor in induction motor having name plate details? for example 1 h.p motor 1.86 A 415 V

6 Answers  

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It is desired to flood light the front of a building 42 meters wide and 16 meters hig.Projectors of 30 degree beam spread and 1000 watt lamps giving 20 lumen/watt are availabl.If the desired level of illumination is 75 lumen/m and show a suitable scheme.Assume the cofficient of utilization, deprecitation factor and waste light factor are 0.4, 13 and 1.2 respectively.

0 Answers  

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