The Intensity of the Waves from a Point Source at a Distance

question 39

Multiple Choice

The intensity of the waves from a point source at a distance d from the source is I.What is the intensity at a distance 2d from the source?

• A)4I
• B)2I
• C)I/2
• D)I/4
• E)I/

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Definitions:

Break-Even

Break-even is the point at which total revenues equal total costs, resulting in no net profit or loss, indicating the volume of sales needed to cover costs.

Fixed Expense

Fixed expenses are costs that do not change with the level of production or sales volume, such as rent or salaries.

Target Profit

The target profit a business seeks to reach over a defined timeframe.

Unit Sales

The quantity of items or products sold, not taking into account the selling price or revenue generated.