A battery is connected in series with resistors of

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

Problem

A 24 V24\,\text{V} battery is connected in series with resistors of 4 Ω4\,\Omega, 6 Ω6\,\Omega and 10 Ω10\,\Omega. How much electrical energy (to three significant figures) is converted into heat in the 6 Ω6\,\Omega resistor in 2 min2\,\text{min}? (a) 0.86 kJ0.86\,\text{kJ} (b) 3.46 kJ3.46\,\text{kJ} (c) 1.04 kJ1.04\,\text{kJ} (d) 11.5 kJ11.5\,\text{kJ}

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