What Is the Geometric Unsharpness When the Focal Spot Measures

question 9

Multiple Choice

What is the geometric unsharpness when the focal spot measures 0.8 mm, the SID is 40 inches (100 cm) , and the OID is 2 inches (5 cm) ?

• A) 0.042 mm
• B) 0.42 mm
• C) 4.2 inches
• D) 4.2 cm

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Definitions:

Psychoanalytic

A theory of personality and a method of psychotherapy, originally formulated by Sigmund Freud, that emphasizes unconscious motives and conflicts.

Humanistic

An approach in psychology emphasizing personal growth, self-awareness, and the concept of self-actualization.

Social-Cognitive Perspectives

Theoretical viewpoint that focuses on how people learn by observing others, emphasizing the interaction of our thought processes, behaviors, and the environment.

Self-Discipline

The ability to control one's feelings and overcome one's weaknesses; the ability to pursue what one thinks is right despite temptations to abandon it.