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Q. |
The standard dose rate of a radioactive isotope is expressed in: |
A. | Roentgens per hour per curie at any standardised distance not exceeding 75 feet |
B. | Roentgens per hour per curie per foot |
C. | Roentgens per hour at a distance of one foot |
D. | Curies per hour |
Answer» C. Roentgens per hour at a distance of one foot |
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