If the required exposure time for a 2220 GBq (60 curie) Ir-192 source – McqOptions

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1.	If the required exposure time for a 2220 GBq (60 curie) Ir-192 source is 2 minutes, what exposure time would be required at 1110 GBq (30 curie) source:
A.	2/3 minutes
B.	60 minutes
C.	2 minutes
D.	4 minutes
Answer» E.

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