A Microphone Is Placed at the Node of a Standing

question 15

Multiple Choice

A microphone is placed at the node of a standing sound wave.What does the microphone pick up?

• A)A constant and very high intensity sound.
• B)A constant and very low intensity sound.
• C)A varying high intensity sound.
• D)A varying low intensity sound.
• E)Unable to tell.

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Definitions:

Flexible Budget

A financial plan that adjusts or varies with changes in volume or activity.

Spending Variance

The difference between the budgeted amount of expenditure and the actual amount spent.

Facility Expenses

Costs associated with maintaining and operating a physical location or building, such as rent, utilities, and maintenance.

Spending Variance

The difference between the actual amount spent and the budgeted amount for a specific period or category.