The brass rod has a cross sectional area of 200 cm2 and the

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Reference no: EM13620088

A brass rod with a length of 30.0 cm is placed side by side with an aluminum rod with a length of 30.0 cm and this system is placed between a hot temperature of 100°C and a cold temperature of 10.0°C. The coefficient of thermal conductivities of the brass and the aluminum are 100 W/m °C and 230 W/m °C respectively. The brass rod has a cross sectional area of 20.0 cm2 and the aluminum rod has a cross sectional area of 30.0 cm². What is the heat flow from the hot temperature to the cold temperature?

A) 267 W

B) 26.7 W

C) 542 W

D) 54.2W

Reference no: EM13620088

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