A Set of Waves Has a Speed of 4

question 92

Multiple Choice

A set of waves has a speed of 4.2 m/s and a frequency of 2.0 Hz.The wavelength is

• A)8.4 m
• B)2.1 m
• C)0.48 m
• D)0.84 m
• E)3.2 m

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Definitions:

Crowding-Out Effect

A situation where increased government spending leads to reduced investment by the private sector due to higher interest rates or other mechanisms.

Multiplier

The multiplier, in macroeconomics, quantifies how initial changes in spending lead to larger changes in income and output through various rounds of spending.

Discretionary Fiscal Policy

Government policies involving changes in taxation and spending levels, aimed at influencing economic conditions, including managing inflation, unemployment, and fostering economic growth.

Balance Budget

A financial statement in which revenues and expenditures are equal, resulting in no deficit or surplus.