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Pick out the wrong statement. | |
A. | The emissivity of a surface decreases, if it gets corroded by atmospheric environment. [Correct Answer] |
B. | The emissivity of a surface increases with increase in surface roughness. [Wrong Answer] |
C. | The emissivity of a polished surface is quite low. [Wrong Answer] |
D. | The emissivity of a non-metallic surface decreases with increase in the temperature. [Wrong Answer] |