A Diver Shines Light Up to the Surface of a Flat

question 6

Multiple Choice

A diver shines light up to the surface of a flat glass-bottomed boat at an angle of 30° relative to the normal. If the index of refraction of water and glass are 1.33 and 1.5, respectively, at what angle (in degrees) does the light leave the glass (relative to its normal) ?

• A) 26
• B) 35
• C) 42
• D) 22
• E) 48

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Definitions:

Break-Even Sales

The amount of revenue required to cover total fixed and variable costs, beyond which a business starts generating profit.

Break-even Sales

The amount of revenue required to cover all fixed and variable costs, resulting in no profit or loss.

Northern Division

A geographical or organizational subdivision of a company or entity located in the northern region.

Break-even Sales

The amount of revenue needed to cover total costs, at which point a business neither makes a profit nor incurs a loss.