What is Icu and Ics and what is difference b/w them. please tell me how to calculate a size of a copper bar for a system or a breaker... reply on... king.arish@gmail.com would be waiting for a logical answer.

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What is the technical name of Transformer Oil ?

17 Answers   Bhel, Don Bosco, Lanco,

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A two-terminal variable resistor is known as a

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For a DY11 lighting Transformer on primary side whee to connect fourth lead? from nuetral or from ground?

3 Answers   Sabic,

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sir i am pradeep singh from electrical branch and i want to place in software industry(tcs)but i dont know much about programmig languages like c c++.so how can i get a placement in software industry?

1 Answers   TCS,

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We have given to 3phase supply to ups system & how can coming netural

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If a rotary UPS is in line through grid power; What would be the impact on Power Factor if the load through rotary ups is 25% , 50% , 75% & 100%. Will the power factor reduce with less load?

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For these 2 devices what their power ratings are ? 1) single phase : AC 220V & starting amps 3Amps (i.e. starting torque) and the stabilized amps 2A ... For deep freezer 2) single phase : AC 220V & starting amps 2.7Amps (i.e. including the starting torque of a CRT monitor) and the stabilized amps 1 Amps thanks

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sir, how to select the cable size, what is the parameters use ang what is the formulas use for this cable size calculations. please tell me.

4 Answers   ISRO, Power Grid,

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WAT IS MEANT BY COLD AND HOT START OF A MOTOR?? HOW DOES IT AFFECT A MOTOR'S PERFORMANCE??

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why capacitor using the induction motor?

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Why is it preferred to use a wattmeter(s) to measure power in three phase systems rather than using a combination of other instruments e.g. voltmeters, ammeters etc?

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