Calculate the SID Necessary to Achieve a Penumbra of 0

question 21

Short Answer

Calculate the SID necessary to achieve a penumbra of 0.8 mm if the focal spot size is 1.0 mm and the object is 3 inches from the detector.

---

Definitions:

Dehydration

A condition resulting from excessive loss of body water, impairing normal bodily functions.

Incentive

A positive or negative environmental stimulus that motivates behavior.

Dairy Queen

A chain of soft serve ice cream and fast-food restaurants.

Incentive

A thing that motivates or encourages someone to do something, often seen in psychology as a way to influence behavior.