why 3 phase motors are preferable over single phase motors ?

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how to find out cable size if load is 2800 watts, 230 volts AC supply and load distance is 1800 meters

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what is power and what is watts detailed description and formulas

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at work we have a 3 phase motor but on testing one phase isnt getting a reading. it runs 24 hours a day all week. stops and starts well no noise or heating. the phase isnt down to earth.is it just a bad meter reading or not? phases one and three came up with a resistance reading of 0.4 but phase 2 couldnt get anything shows up as open circuit.

0 Answers   iGas,

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what does the word synchronous mean in 'synchronous machine'

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Hello seniors m an engineering student in 3rd yr..i want to know what are the software course in electrical field?i wanted to do certification course but i dont know much about the course?..Regards

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sir pls tell me . our ct specifications are 120/5 ,2 core , 0.2 and 5p10 class , 30va and 30va buden. insted of 30 va i want use 15 va. can i use?

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Why only sinusoidal ac voltages are generated?why not triangular or sawtooth?

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how to calculate the no. of turns in secondary side of CT?

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what is the difference between R Y B windings in three phase.does it differ by construction or by number of windings?Explain the difference between them.

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Explain the purpose of inductor in an electric circuit?

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what is ground fault in ACB?

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