A brass rod with a length of 10.0 cm is placed end to end 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 rods have the same cross sectional area of 20.0 cm2. What is the heat flow from the hot temperature to the cold temperature?
85.3 W
70.3 W
78.1 W
55.3 W
65.3 W
1 answer
If you really want the help of an expert in this subject, you'll follow directions and put the SUBJECT in the School Subject box.
4 answers