10 Question RT quiz

1. Almost all gamma radiography is performed with:

2. In certain cases it may be advantageous to pack lead shot around a specimen. The purpose for doing this is:

3. The amount of unsharpness or blurring of a radiograph is:

4. Cobalt-59 becomes Cobalt-60 when it is placed in a nuclear reactor where it captures:

5. Films that are left between lead screens too long in a high-temperature and high-humidity atmosphere may:

6. Two isotopic sources of a given strength have two different specific activity values. The source with the higher specific activity value will:

7. Which of the following isotopes has the longest half-life?

8. The "density" of a radiographic image refers to:

9. Subject contrast is affected by:

10. A lead sheet containing a pinhole may be placed halfway between the X-ray tube and the film to:

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