An emf source,

PHYSICS · Single correct · CBSE · Physics · Current Electricity · Current Electricity

Problem

An emf source, E\mathcal{E} , with internal resistance r=3Ωr = 3 \Omega , is connected to a load resistor of resistance RR . In which of the following values for RR will the power dissipated in RR be the largest? (1) 1Ω1 \Omega (2) 2Ω2 \Omega (3) 3Ω3 \Omega (4) 5Ω5 \Omega

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