Answered: 43. The exposure at 25 cm from a…

43. The exposure at 25 cm from a radioactive source is 16 mR/h. At what distance will the exposure rate increase to 64 mR/h? A. 12.5 cm B. 50 cm C. 75 cm D. 100 cm

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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Question

43. The exposure at 25 cm from a radioactive source is 16 mR/h. At what
distance will the exposure rate increase to 64 mR/h?
A. 12.5 cm
B. 50 cm
C. 75 cm
D. 100 cm.

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