1. Why do we use a 3 phase supply ? why not 4 or something else ? Ans: 3 phase power generation and distribution is more efficient than a 2 phase system which in turn is more efficient than a ...
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1. Why do we use a 3 phase supply ? why not 4 or something else ? Ans: 3 phase power generation and distribution is more efficient than a 2 phase system which in turn is more efficient than a ...