X-ray Technology MCQs

X-ray Technology MCQs

The following X-ray Technology MCQs have been compiled by our experts through research, in order to test your knowledge of the subject of X-ray Technology. We encourage you to answer these multiple-choice questions to assess your proficiency.
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1: Example of ionizing radiation are, except?

A.   Radio waves

B.   X-ray

C.   Gamma rays

2: What is radioactive decay?

A.   When substance change to other substance forming a new component as a natural process without human intervention

B.   When atoms change to other atoms forming a new element as a natural process without human intervention

C.   When atoms is very stable as a natural process without human intervention

3: The x-ray photon energy range which will be most appropriate and produce the best contrast with iodine is:

A.   25 keV - 30 keV

B.   30 keV - 33 keV

C.   33 keV - 40 keV

D.   60 keV - 70 keV

4: Computed tomography X-ray techniques allow the test component to be:

A.   Viewed in various cross-sectional slices

B.   Viewed from different angles

C.   Analysed for chemical composition

D.   None of the above

5: Who is given credit for the discovery of X-ray?

A.   Henri Becquerel

B.   Wilhelm Roentgen

C.   Marie Curie

D.   Pierre Curie

6: X-rays and Gamma rays are a form of:

A.   Light

B.   Particle radiation

C.   Electromagnetic radiation

D.   Both B and C

7: What is sometimes used to change the alternating current from the high voltage transformer to direct current for the purpose of increasing the X-ray machine output:

A.   Rectifier

B.   Cathode X-ray tubes

C.   Gas X-ray tube

D.   Vacuum X-ray tube

8: When the minute silver grains on which the X-ray film image is formed group together in relatively large masses, they produce a visual impression called

A.   Air bells

B.   Graininess

C.   Reticulation

D.   Frilling

9: Why is cobalt-60 used as a radiation source for medium-weight metals of thickness ranges from 1.5 to 9 inches:

A.   Because of its short half-life

B.   Limited amount of shielding required

C.   Because of its penetrating ability

D.   Note of the above

10: The normal development time for manually processing X-ray film is:

A.   12 to 18 minutes in processing solutions at 75F

B.   3 to 8 minutes in processing solutions at 60F

C.   12 to 18 minutes in processing solutions at 68C

D.   5 to 8 minutes in processing solutions at 68 F

11: What determine the valence number of the elements?

A.   The number of protons in the outermost shell

B.   The number of electrons in the outermost shell

C.   The number of electrons in the innermost shell

D.   The number of neutrons in the outermost shell

12: Which of the following wavelength falls in the range of X-rays?

A.   0.1A

B.   2A

C.   20

13: The quality and quantity of the X-ray can be controlled independently in

A.   Roentgen X-ray tube

B.   Modern Coolidge tube

C.   None

14: The frequency of K series X-rays line than that of L series X rays line is

A.   Greater

B.   Lower

C.   Equal

15: X-rays diffraction cannot be seen in plane transmission grating as the slit width of the grating is

A.   Greater than the wavelength of x-rays

B.   Less than the wavelength of X-rays

C.   None