A step down transformer with a primary winding of $1,74,000$ turns and secondary windings of 1000 tu

Question

A step down transformer with a primary winding of $1,74,000$ turns and secondary windings of 1000 turns operates from a $40,000 \mathrm{~V}$ high tension line and supplies a load of 60 A . Assuming $100 \%$ efficiency, the power output of the transformer is

Professor PC Thomas Classes · Answer

Secondary voltage $V_s = 230 	ext{ V}$. Output power $P = 13.8 	ext{ kW}$.