1.

A wall of thickness 0.6 m and thermal conductivity 0.6 W / m-K has a surface area of 1 m2. If the inner and outer temperature of the wall are 1840°C and 340°C, respectively, the rate of heat transfer will be:

A. 150 W
B. 75 W
C. 750 W
D. 1500 W
Answer» E.


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