Two resistors of and are connected in series to a supply.

PHYSICS · Multi-part · A Level · Physics · Electricity · Electricity

Problem

Two resistors of 10 Ω10\,\Omega and 20 Ω20\,\Omega are connected in series to a 200 V200\,\text{V} supply. (i) Calculate the current in the circuit. (ii) Hence determine the power dissipated in the 20 Ω20\,\Omega resistor.

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