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Lead shielding is used to contain radiation penetrates% radiation.What lead shielding which is 1 mm thick?
The percent of radiation that can penetrate certain X mm lead shielding is given by I (X) =-1.5x ^ 100E. What% of radiation will penetrate lead shielding which is 1 mm thick?
Just replace x by 1 mm, and press the buttons on your calculator: I (x) ^ e = 100 (1.5 x-) x = 1 I (1) = 100 e ^ (-1.5 x 1) = 100 e ^ (-1.5) = 100 (0.223) = 22.3%
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