A Cubical Block of Stone Is Lowered at a Steady

question 22

Multiple Choice

A cubical block of stone is lowered at a steady rate into the ocean by a crane, always keeping the top and bottom faces horizontal. Which one of the following graphs best describes the gauge pressure p on the bottom of this block as a function of time t if the block just enters the water at time t = 0 s?

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Definitions:

Accounting Profits

The financial gain calculated by subtracting total explicit costs from total revenues, using generally accepted accounting principles.

Economic Profits

Profits calculated by subtracting both explicit and implicit costs from total revenues; also known as supernormal profits.

Implicit Costs

Costs that represent the opportunity costs of using resources owned by the firm for its own production rather than selling those resources.

Economic Profit

The difference between total revenue and the total cost of inputs (including opportunity costs), reflecting the additional gain from business operations beyond breaking even.