Two resistances R and 2R are connected in parallel in an electric circuit. The thermal energy developed in R and 2R are in the ratio _______________ .

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2 : 1 Thermal energy developed in the resistances, H = V^2/Rt Heat developed in the resistance R, H1= V^2/Rt Heat developed in the resistance 2R, H2 = V^$\frac{2}{2}$Rt Thus, Heat developed in the resistance R and 2R are in ratio 2 : 1.

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