Question: I am installing an X - ray machine in the department of Advanced Technologies. The exposure at exit port was 1 0 5 0 0

I am installing an X-ray machine in the department of Advanced Technologies. The exposure at exit port was 10500 mR/h. It was decided to use lead as a shielding material. If the legal limit is 2.8 mR/h, If I use a lead shield of thickness 2.95 cm, what is the linear attenuation coefficients of the material?

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