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CSS Solved Papers
Physics Chemistry

Engineering :: Heat Transfer

  The total solar radiation incident on a body is 1000 kcal/min. The body reflects 400 kcal/min. If the transmissivity of the surface will be
[A]. 0.15[B]. 0.3
[C]. 0.4[D]. 0.45
[E]. 0.85    

Answer: Option D
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