Physics

Physics

Problem

A toaster with a resistance of 15 Ω15\,\Omega is plugged into a 120 V120\,\text{V} household outlet and operated for 3.0 min3.0\,\text{min}. Approximately how much thermal energy is released by the toaster during this time? a) 5.8×104 J5.8\times10^{4}\,\text{J} b) 1.7×105 J1.7\times10^{5}\,\text{J} c) 1.4×103 J1.4\times10^{3}\,\text{J} d) 1.3×106 J1.3\times10^{6}\,\text{J}

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