For an Individual to Reduce Exposure by a Factor of 25

question 16

Multiple Choice

For an individual to reduce exposure by a factor of 25, the distance between the individual and source of ionizing radiation should

• A)increase by a factor of 5.
• B)decrease by a factor of 4.
• C)increase by a factor of 3.
• D)decrease by a factor of 5.

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Definitions:

Human Knowledge

The collective information and understanding that has been accumulated by humans over the course of history, encompassing facts, concepts, theories, and principles about the natural world and human culture.

Physical Intensity

Physical intensity refers to the magnitude or force of physical actions, often measured in terms of energy or effort exerted.

Weber Fraction

A constant proportion in Weber's Law that describes the smallest change in a stimulus that can be detected as a proportional part of the original stimulus.

Psychological Magnitude

The quantifiable aspect of a psychological factor, such as the intensity of a sensation, emotion, or perception.