Indicate Which of the Following Sources Produces the Highest Energy

question 23

Multiple Choice

Indicate which of the following sources produces the highest energy photons.

• A)a radio station with   106.7 MHz
• B)a dentist's X-ray source with   100 pm
• C)the laser in a CD player with   650 nm
• D)a microwave oven with   6.0  10¹⁰ Hz
• E)your cell phone with   1.750 GHz

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Definitions:

Fixed Expenses

Costs that do not vary with the level or amount of goods or services produced or sold.

Contribution Margin

The difference between sales revenue and variable costs, used to cover fixed costs and profits.

Fixed Expenses

Expenses that remain constant regardless of the amount of output or sales within a brief timeframe, including lease payments, wages, and coverage fees.

Break-even Point

The level of production or sales at which total costs equal total revenue, meaning the company neither makes a profit nor incurs a loss.