A 60-M Wire with a Mass of 50 G,is Under Tension

question 39

Multiple Choice

A 6.0-m wire with a mass of 50 g,is under tension.A transverse wave,for which the frequency is 810 Hz,the wavelength is 0.40 m,and the amplitude is 4.0 mm,is propagating on the wire.The time for a crest of this wave to travel the length of the wire is closest to

• A) 19 ms.
• B) 16 ms.
• C) 21 ms.
• D) 23 ms.
• E) 25 ms.

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Definitions:

Regressive Taxation

A tax system where the tax rate decreases as the amount subject to taxation increases, meaning lower-income individuals bear a proportionally higher tax burden.

Taxes

Mandatory contributions levied on individuals or corporations by a government to fund public expenditures.

Keynesian Economics

An economic theory stating that government intervention can stabilize the economy through monetary and fiscal policies, especially during recessions.

Fiscal Policy

Government policies concerning taxation and spending to influence the economy, aiming at managing economic growth and stabilizing prices and employment.