An electric power line having total resistance of 2 Ω, delivers 1 kW of power at 250 V. The percentage efficiency of transmission line is _ _ _ _.

Current Electricity: JEE Main 2026 Physics question

JEE Main 2026 · 22 Jan, Evening shift · Q44

JEE Main 202622 Jan, Evening shiftPhysicsEasyCurrent Electricity150× since 2002

An electric power line having total resistance of

2\,\Omega

, delivers

1

kW of power at

250

V. The percentage efficiency of transmission line is ________.