4 The phase difference between source emf and curent is 0 A

Last updated: 6/24/2023

4 The phase difference between source emf and curent is 0 A power transmission line feeds input power at 2300V to a step down transformer with its primary windings having 4000 turns What should be the number of turns in the secondary winding in order to get output power at 230V 1 300 2 250 4 450 3 400