In the Figure, the Image Is Viewed on a Screen

question 1

Multiple Choice

In the figure, the image is viewed on a screen and is 13.5 mm tall. What is the focal length of the lens?

• A) +14.6 cm
• B) -14.6 cm
• C) +20.4 cm
• D) -89.3 cm
• E) +124 cm

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Definitions:

Valence

In psychology, refers to the intrinsic attractiveness or aversiveness of an event, object, or situation.

Range

denotes the extent or scope of something, often referring to the difference between the highest and lowest values in a set of data or the variety within a category.

Expectancy

In the context of motivation, it is the belief that one's effort will result in attainment of desired performance goals.

Instrumentality

In the context of motivation, the belief that a particular level of performance will lead to the attainment of desired outcomes.