whats is the role of power factor in designing a tariff structure?

1 Answers   IIT,

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what is the principle of operation of tungstun bulb ??

2 Answers   IOCL,

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why corona ring is used in out door switchyard lightning arrestor

3 Answers  

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What are the ratings of VCB, MCB, MCCB, SF6, ACB, and OCB?

0 Answers  

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(1)WHAT HAPPENS WHEN SUDDENLY LOAD GIVEN TO THE INDUCTION MOTOR ? (2)CAN WE MAKE WOOD AS MAGNET ? (3)WHAT IS THE VALUE OF MAGNETIC FLUX DENSITY IN TRANSFORMER ? (4)WHY WE ARE USING ELECTROMAGNETI NOT ELECTROSTATIC IN MACHINE ?

0 Answers   Cognizant,

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Why do we perform an open-circuit test and short-circuit test on the transformer?

0 Answers  

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How do performance buccholz relay testing in power transformer

1 Answers  

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How to connect frequency meter in metering circuit?(single phase and three phase frequency meter)phase to phase or phase to neutral

7 Answers   ABB,

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can volts/Hz be relied upon to use 460v,60Hz electric motors on a 380v,50Hz power supply?

1 Answers  

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why we connect the capacitor bank in star , not in delta in any system

2 Answers  

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Which generation plant has instant start

2 Answers  

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1 unit or 1 kwh means how much kva

7 Answers   TATA,

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