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| Q. |
A white and smooth surface is – |
| A. | good absorber and good reflector of heat |
| B. | bad absorber and good reflector of heat |
| C. | good absorber and bad reflector of heat |
| D. | bad absorber and bad reflector of heat |
| Answer» B. bad absorber and good reflector of heat | |
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Explanation: Shiny surfaces are poor absorbers of heat radiation and the best reflectors of heat radiation. Black surfaces are the best emitters and best absorber of heat radiation. |
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