Air Resistance: an Object Weighing 4

question 90

Multiple Choice

Air resistance: An object weighing 4.00 N falls from rest subject to a frictional drag force given by F_drag = bv², where v is the speed of the object and b = 3.00 N ∙ s²/m². What terminal speed will this object approach?

• A) 1.78 m/s
• B) 3.42 m/s
• C) 1.15 m/s
• D) 2.25 m/s
• E) 0.75 m/s

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Definitions:

Z Scores

An indicator that quantifies the distance of a particular value from the mean of a dataset, using standard deviations as the unit of measure.

Z Score

A statistical measurement that describes a value's relationship to the mean of a group of values, measured in terms of standard deviations.

Mean

The average of a set of numbers, calculated by adding all the numbers together and then dividing by the count of the numbers.

Inferential Statistics

Involves making predictions or inferences about a population based on a sample of data.