What Is the Frequency of a Pressure Wave of Wavelength

question 24

Multiple Choice

What is the frequency of a pressure wave of wavelength 2.5 m that is traveling at 1400 m/s?

• A)178 Hz
• B)1.78 kHz
• C)560 Hz
• D)5.6 kHz

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Definitions:

Accounts Receivable Turnover

Accounts receivable turnover is a financial ratio that measures how efficiently a company collects its receivables or the credit it has extended to its customers.

Net Sales

Total revenues from sales transactions minus returns, allowances, and discounts.

Allowance Method

A method of accounting for bad debts that involves estimating and recording uncollectible accounts receivable as an expense.

Write-Off

An accounting action whereby the value of a bad debt or an asset is reduced to zero, acknowledging it as a loss.