A Sky Diver Has Jumped from a Plane and Achieved

question 46

Multiple Choice

A sky diver has jumped from a plane and achieved a nearly constant velocity as she falls.Which statement below correctly explains how this happened.

• A)She was high enough from the Earth that g was negligibly small.
• B)She had reached equilibrium;the frictional force exceeded her weight.
• C)Nearly constant velocity is an illusion caused by the very high velocity.
• D)Terminal velocity occurred when the air was so thin that friction became negligible.
• E)She reached equilibrium;the frictional force equaled her weight.

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Definitions:

Variable Cost

Expenses that vary directly with the level of production or sales volume, such as materials, labor, and utility costs.

Contribution Margin

The amount remaining from sales revenue after variable expenses have been deducted, indicating how much contributes to fixed expenses and profit.

Selling Price

The amount for which a product is sold, determined by considering costs, market demand, competition, and other factors.

Relevant Range

The range of activity within which assumptions about variable and fixed cost behaviors are valid for management decisions.