When Two Organ Pipes Open at Both Ends Sound a Perfect

question 8

Multiple Choice

When two organ pipes open at both ends sound a perfect fifth, such as two notes with fundamental frequencies at 440 Hz and 660 Hz, both pipes produce overtones. Which choice below correctly describes overtones present in both pipes?

• A) 440, 880 and 1 320 Hz.
• B) 660, 1 320 and 1 980 Hz.
• C) 880, 1 320 and 1 760 Hz.
• D) 1 320, 2 640 and 3 960 Hz.
• E) They have no overtones in common.

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Definitions:

Retrospective Adjustment

An accounting practice where prior period financial statements are adjusted to reflect changes in accounting policies or correction of errors as if the new policy had always been applied.

Financial Statements

Reports that provide an overview of a company's financial condition, performance, and cash flows.

Cumulative Effect

The total change in financial statement results over a period of time due to an accounting principle change or correction of an error.