Discussion :: Heat Transfer
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The heat transfer by radiation from a mild steel surface is to be reduced by reducing the emissivity of the surface. This can be best achieved by
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A.
painting the surface black.
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B.
painting the surface white (with aluminium paint).
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C.
giving the surface a mirror finish.
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D.
roughening the surface.
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Answer : Option B
Explanation :
No answer description available for this question.
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