Standing Sound Waves: One of the Harmonics of a Column

question 4

Multiple Choice

Standing sound waves: One of the harmonics of a column of air open at one end and closed at the other has a frequency of 448 Hz and the next higher harmonic has a frequency of 576 Hz. What is the fundamental frequency of the air column?

• A) 32 Hz
• B) 64 Hz
• C) 88 Hz
• D) 128 Hz
• E) 256 Hz

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Definitions:

Accounts Receivable

The money owed to a company by its customers for goods or services delivered on credit but not yet paid for.

Income Statement

A financial statement that reports a company's financial performance over a specific accounting period, detailing revenue and expenses to show net income or loss.

Operating Activities

The portion of a company's cash flow statement that deals with the cash inflows and outflows from its core business operations.

Accounts Receivable

Money owed to a business by its customers for products or services delivered on credit.