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CSS Solved Papers
Physics Chemistry

Engineering :: Heat Transfer

  The rate of heat flow from a 50 mm thick wall of material having thermal conductivity of 40 W/m?C for a temperature difference of 10?C will be
[A]. 80 W/m2 - hr[B]. 800 W/m2 - hr
[C]. 8000 W/m2 - hr[D]. 200 W/m2 - hr
[E]. 2000 W/m2 - hr    

Answer: Option C
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