A 15-M Rope Is Pulled Taut with a Tension of 140

question 209

Multiple Choice

A 15-m rope is pulled taut with a tension of 140 N. It takes 0.545 s for a wave to propagate along the rope. What is the mass of the rope?

• A) 2.1 kg
• B) 2.8 kg
• C) 1.7 kg
• D) 3.2 kg
• E) 5.1 kg

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Definitions:

Frictional Unemployment

Refers to people who are between jobs or just entering or reentering the labor market.

Rate of Inflation

The percentage increase in the price level of goods and services in an economy over a period of time.

Misery Index

An economic indicator created by adding the unemployment rate to the inflation rate, meant to represent the average citizen's economic well-being.

Unemployment Rate

The segment of the labor force that is currently jobless and engaging in job-seeking activities.