A Flywheel with a 1 M Diameter Is Initially at Rest.Its

question 52

Multiple Choice

A flywheel with a 1 m diameter is initially at rest.Its angular acceleration versus time is given in the graph below.What is the angular separation between the initial and the final positions of a fixed point on the rim of the flywheel 8 seconds after the wheel starts rotating?

• A)7.27 rad clockwise
• B)7.27 rad counterclockwise
• C)2.72 rad counterclockwise
• D)2.72 rad clockwise
• E)None are correct.

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Definitions:

T Value

A statistic calculated in a t-test that measures the size of the difference relative to the variation in the data.

Group 1

The first group or category in a study or classification scheme.

Variance

Variance measures the dispersion of a set of data points around their mean, quantifying how much the numbers in the set differ from each other.

Independent Groups

A study design where different participants are used in each group of the experiment, with each participant being exposed to only one level of the experimental manipulation.