A radiation worker stands 35 cm away from a radioactive source of 30 mCi (11.1 GBq) 9mTc (k, for 99mTc is 0.80 R-cm/mCi-hr at 1 cm or 18.0 µGy-m?/ GBq-hr at 1 m). Calculate the exposure value received by the worker while standing for 1 hr near the source. The isotop half-life is 6 hours.

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Chapter1: Units, Trigonometry. And Vectors
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A radiation worker stands 35 cm away from a radioactive source of 30 mCi (11.1 GBq) 9mTc (k, for 99mTc
is 0.80 R-cm/mCi-hr at 1 cm or 18.0 µGy-m?/ GBq-hr at 1 m). Calculate the exposure value received by
the worker while standing for 1 hr near the source. The isotop half-life is 6 hours.
Transcribed Image Text:A radiation worker stands 35 cm away from a radioactive source of 30 mCi (11.1 GBq) 9mTc (k, for 99mTc is 0.80 R-cm/mCi-hr at 1 cm or 18.0 µGy-m?/ GBq-hr at 1 m). Calculate the exposure value received by the worker while standing for 1 hr near the source. The isotop half-life is 6 hours.
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