Consider a Very Small Hole in the Bottom of a Tank

question 70

Multiple Choice

Consider a very small hole in the bottom of a tank that is 17.0 cm in diameter and filled with water to a height of 90.0 cm. Find the speed at which the water exits the tank through the hole.

• A) 44.1 m/s
• B) 17.64 m/s
• C) 48.3 m/s
• D) 4.20 m/s

Understand the role of membranes in cellular processes such as exocytosis and facilitated diffusion.

Describe how cells interact and communicate through their membranes.

Understand the structural and functional characteristics of transmembrane proteins, including the impacts of hydrophilic side chain removal.

Describe the purpose and outcomes of the freeze-fracturing technique in studying membrane proteins.

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Definitions:

Contribution Margin

The amount of revenue remaining after deducting variable costs, which can be used to cover fixed costs and contribute to profit.

Operating Costs

Expenses associated with the operation of a business, including costs of goods sold and administrative expenses.

Annual Cash Inflows

The total amount of money, often from sales, investments, or financing, that flows into a company over a year.

Discount Rate

The interest rate used to discount future cash flows of a financial instrument, in order to determine its present value.