A Fish Is 1 $\degree$ B)372 $\degree$ C)486 $\degree$ D)The Fish Will Not See the Fisherman at Any Angle

question 44

Multiple Choice

A fish is 1.2 m beneath the surface of a still pond of water.At what maximum angle can the fish look toward the surface (measured with respect to the normal to the surface) in order to see a fisherman sitting on a distant bank? (for water,n = 1.333)

• A)18.6 \(\degree\)
• B)37.2 \(\degree\)
• C)48.6 \(\degree\)
• D)The fish will not see the fisherman at any angle.

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Definitions:

Cost Formula

An equation used to calculate the total cost of production that combines both fixed costs and variable costs.

Production Variation

Fluctuations in the quantity of goods produced, often due to changes in demand or production capacity.

Variable Operating Expenses

Operating costs that vary in proportion to the level of business activity or output, such as sales commissions and utility bills.

Comparative Income Statement

A financial statement that compares the income statements of two or more periods to identify changes in revenues, expenses, and net income.