An Elevator Is Moving Upward with Constant Acceleration

question 32

Multiple Choice

An elevator is moving upward with constant acceleration. The dashed curve shows the position y of the ceiling of the elevator as a function of the time t. At the instant indicated by the dot, a bolt breaks loose and drops from the ceiling. Which curve best represents the position of the bolt as a function of time?

• A) A
• B) B
• C) C
• D) D
• E) E

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Definitions:

Marginal Cost

The cost added by producing one additional unit of a product or service, focusing on how cost changes with variations in output level.

Marginal Benefit

The increased enjoyment or advantage received from the consumption of one extra item of a good or service.

Economics Grade

A measurement or assessment of a student's understanding and proficiency in the subject of economics, typically given as part of an academic evaluation.

Marginal Benefit

The increased pleasure or advantage received from the consumption or creation of an additional unit of a good or service.