A Meter Stick Is Pivoted at a Point a Distance

question 78

Multiple Choice

A meter stick is pivoted at a point a distance a from its center and swings as a physical pendulum.Of the following values for a, which results in the shortest period of oscillation?

• A)a = 0.1 m
• B)a = 0.2 m
• C)a = 0.3 m
• D)a = 0.4 m
• E)a = 0.5 m

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Definitions:

Iconic Memory

A type of visual memory that stores an exact copy of what is seen, but only for a very brief period of time.

Echoic Memory

A form of sensory memory that holds auditory information for a few seconds after the sound is heard.

Automatic Encode

The unconscious processing of incidental information into memory, without the need for active effort or awareness.