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The reflection coefficient and absorption coefficient of a body are 0.3 and 0.2 respectively. The percentage of radiation transmittedA. 0.1B. 0.5C. 0.2D. 0.3 |
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Answer» Correct Answer - B Given `r = 0.3, a = 0.2` `because " "r + a + t 1` or `0.3 +0.2 + t = 1` or `t =1 - 0.5 = 0.5` or 50% |
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