16.
X-rays, infrared rays, and gamma rays are classified as what kind of waves?
a. Electromagnetic.
b. Corpuscular.
c.
Sine.
d. Cosmic.
17.
Which of the following is a type of radiation that is identical to x-rays except
for origin?
a. Alpha.
b. Beta.
c.
Gamma.
d. Delta.
18.
The length of time required for a particular radioactive substance to disintegrate so
that its irradiation is cut in half is called its:
a. Kinetic conversion rate.
c.
Half-life.
d. FD.
19.
Characteristic or line radiation is produced by:
a. Photons being absorbed into tissue.
b. Radium.
c.
d. Collision of electrons with matter.
MD0950
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