Which factor decide the colour of the light emitted from a Led?

3 Answers  

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why gravels is used in transformer yard?

6 Answers  

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how much percentage set in transformer diffrencialrelay

1 Answers  

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Can 4pole (3 phase+neautral )RCCB proper functioning in only 3 phase load (no neautral, no Earth) ?

0 Answers   HCL, Reliance,

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What is FM200 Gas??Applications........

0 Answers   Emerson,

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When in a large power system if the demand of power is larger than the generated power the frequency of the power system drops.(assume the rated frequency is 50Hz and now it is 49Hz) So does this mean the demand is totally supplied with a lower value of generated power in a lower frequency?

1 Answers  

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WHAT IS THE FULL FORM OF CABLE TYPE-AYWY,AYWAY,YWY ?

6 Answers   Polycab, VIR, XLPE,

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line and phase voltage relationship?

2 Answers   CPCL, IVRCL,

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Is there any difference between load based power plant and coal based power plant?

1 Answers  

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Comparative difference between 33Kv & 66KV for transmitting the load of 7 MW at a distance of 34 Km.

6 Answers   NHPC,

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How open delta used for protection?

4 Answers  

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how to find ratio of CT & PT in 66/11kv 12 mva supply system ? explain with calculation.

0 Answers   Adani, Mahaveer,

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