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Why is keeping one’s distance from a source of radiation effective in minimising exposure? Because

waelhammad
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2022-10-21
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Why is keeping one’s distance from a source of radiation effective in minimising exposure? Because

  1. exposure is inversely proportional to distance
  2. exposure decreases as the inverse square of distance
  3. exposure decreases exponentially with distance
  4. electromagnetic radiation is absorbed by air
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waelhammad
2022-10-21
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B: If you multiply your distance from the source by “r”, then your exposure is multiplied by 1/r2 (that is, decreased).

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