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why 3 phase motors are preferable over single phase motors ?
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Answer Posted / simon
1.Self starting capacity.
2.Due to 3 phase three coils r located at 120 degree elt.
3.The Phase V of 3 phase is 440.
4.The P.f of 3 Phase is nearly 0.8 to 0.9.Which is high as compared to 1 Phase.
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