Radiation exposure vs distance

Advanced, Generic Clinical Sciences, Physics, Monitoring, & Devices

Exposure to radiation is best limited by proper barriers & maximizing the distance from the source of radiation. The amount of radiation varies according to the inverse square law: The amount of radiation varies inversely with the square of the distance. For example, the exposure at 4 feet will be 1/16th that at 1 feet.

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2015

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2011

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