SSC JE Electrical Engineering 11 Oct 2023 Shift 3 Paper

Question : 155 of 200

Marks: +1, -0

A voltage source having some internal resistance delivers a 2A current when a 5Ω load is connected to it. When the load is 10Ω, then the current becomes 1.6A. Calculate the power transfer efficiency of the source for a 15Ω load.