Draw transformer phasor diagram.(full load,no load)

0 Answers   PowerTech, Trine,

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why one side of tubelight glows after switch off ?

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Define coil span?

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How does frequency affect KVA rating of a transformer? If a 500 kva, 500 to 250 v, 60 hz t/f used in Canada is to be operated on 50 hz in Europe frequency then how will its KVA rating change? a-increase b-decrease c-remains same

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hi this is hema can anyone mail me previous years questions for the APPSC-A.E.E (in electrical stream.) ......thank u.

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Do you need any help with FEWA Electrical Supervisor exams?

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what is the meaning of WYE and DELTA in Electric meter?

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what is reactive poower

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Is there a chance for a motor speed to become negative..?? What is the reason for such a phenomenon.? In that case does the motor works as a generator..???

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Suppose a 3 phase, 2 pole, 440V induction motor is driving a flywheel of 600mm diameter, 150kg mass. By using v-belt and pulley, the speed is increased to 4500 RPM. What will be the effect on motor current?

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what is the simple meaning of harmonics?

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Why do we use center tap transformer that used with portable tools

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