The Wavelength of a Periodic Wave Is 0

question 27

Multiple Choice

The wavelength of a periodic wave is 0.800 m. If the frequency is 400 Hz, then what is the wavenumber k of the wave?

• A) 8.56 m⁻¹
• B) 7.85 m⁻¹
• C) 7.02 m⁻¹
• D) 6.35 m⁻¹
• E) 5.98 m⁻¹

---

Definitions:

Dollar Tax Liability

The amount of tax payable to the government, measured in dollars, by an individual or corporation.

General Sales Tax

A broad-based tax imposed on sales of goods and services, typically at the point of sale.

Laffer Curve

A theoretical representation showing the relationship between tax rates and the amount of tax revenue collected by governments.

Marginal Tax Rates

The percentage of tax applied to your income for each tax bracket in which you qualify, effectively the rate on the last dollar of income earned.