A Wave on a String,mass Per Unit Length of 0

question 21

Multiple Choice

A wave on a string,mass per unit length of 0.2 g/cm,travels in the z direction with the string displaced in the x and y directions as described by the equations
x = 5sin(kx - ωt) cm,and
Y = 5cos(kx - ωt) cm.
The wavelength and the wave velocity are γ = 11 cm and v = 6 cm/s respectively.What average power is transmitted along the string?

• A)3.5 × 10^-5 W
• B)3868 W
• C)8.9 × 10^-7 W
• D)5.9 × 10^-6 W

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Definitions:

Employer's Payroll Taxes

Taxes that an employer must pay based on the wages and salaries of its employees, which can include Social Security taxes, Medicare taxes, and unemployment taxes.

Medicare Tax Rate

The percentage of an individual's earnings that is deducted to fund the Medicare program, as specified by federal law.

Social Security Tax

A tax that funds the Social Security program, collected from both employers and employees to provide retirement, disability, and survivor benefits.

Hourly Wage Rate

The sum of money received for every hour worked.