Physics, 08.04.2022 14:00 Unkn0wn3815
Erythemal ultraviolet dose is reached by the exposure to the LE-30 lamp during 4 minutes at a distance of 1 m from the source. Calculate the exposure time required to receive the preventive dose at a distance of 5 meters from the source?
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Erythemal ultraviolet dose is reached by the exposure to the LE-30 lamp during 4 minutes at a distan...
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