Untitled1_35 - rate at one foot (30.5 cm) away from the...

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Radiological Emergency Management Independent Study Course 1-18 Effect of Exposure Rate and Time On Total Exposure The distance factor means that the further an individual remains from a radiation source, the less exposure that individual will receive. The intensity of a radiation field decreases as the distance from the source increases. The figure below shows the effect of distance on gamma exposure rates. If the exposure
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Unformatted text preview: rate at one foot (30.5 cm) away from the source is 1,000 mR/hr, the exposure rate at two feet (61 cm) away will be 250 mR/hr. The 250 mR/hr is 1/4 of the exposure rate at one foot. Effect of Gamma Exposure Rate and Distance On Total Exposure...
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This note was uploaded on 01/29/2010 for the course MPA mpa500 taught by Professor Scotts during the Spring '10 term at Acton School of Business.

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