Why √3 used in 3 phase Ac load calculations formula. = V*I√3 = LOAD?

Question added by Syed Hussaini , Senior Design engineer , private
Date Posted: 2014/03/01

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by Khurshid Siddique , Survey Engineer , Vedang Cellular Services Pvt. Ltd.

Voltage between two phases in a three-phase system equals √3 times the line to neutral voltage. This is because any two phases are120 degrees apart, and two points on a circle120 degrees apart are separated by √3 times the radius.

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Why √3 used in 3 phase Ac load calculations formula. = V*I√3 = LOAD?

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