Answered: At a distance of 10 meters we have a…

At a distance of 10 meters we have a radiation intensity of 0.1 mSv/h after passing through 48 mm of a shielding material (TVL of 16 mm). If an Ir-192 source is used

Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)

8th Edition

ISBN:9781305387102

Author:Kreith, Frank; Manglik, Raj M.

Publisher:Kreith, Frank; Manglik, Raj M.

Chapter11: Heat Transfer By Radiation

Section: Chapter Questions

Problem 11.8P

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Question

At a distance of 10 meters we have a radiation intensity of 0.1 mSv/h after passing
through 48 mm of a shielding material (TVL of 16 mm). If an Ir-192 source is used
(SEC=0.15mSv/hr@1m per GBq), what is its activity?
5,333 GBq
666.67 GBq
800 Gbq
100 GBq
66.67 GBq
66,666 GBq

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