A resistor of is connected across a supply

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

Problem

A resistor of 50 Ω50\,\Omega is connected across a 200 V200\,\text{V} supply. How much time will it take to consume 1.0×103 J1.0\times10^{3}\,\text{J} of electrical energy? (a) 5.0 s5.0\,\text{s} (b) 0.10 s0.10\,\text{s} (c) 1.25 s1.25\,\text{s} (d) 2.5 s2.5\,\text{s}

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