An electric power station that operates at 25 kV and uses a 10:1 step-up ideal transformer is producing 330 MW (Mega-Watt) of power that is to be sent to a big city which is located 250 km away with only 1.5% loss. Each of the two wires are made of copper (resist vity 1 68 x 0 s Ont what is the diameter of the wires?