Physics

Physics

Problem

A 1.5 V battery delivers a current of 0.40 A to a 2.5 Ω\Omega resistor. What is the internal resistance of the battery? a) 3.8 Ω\Omega b) 0.50 Ω\Omega c) 1.3 Ω\Omega d) 2.5 Ω\Omega

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