A String of Length L Is Under Tension, and the Speed

question 73

Multiple Choice

A string of length L is under tension, and the speed of a wave in the string is v. What will be the speed of a wave in the string if the length is increased to 2L but with no change in the mass or tension?

• A)v/2
• B)v/ \(\sqrt { 2 }\)
• C)v \(\sqrt { 2 }\)
• D)2v
• E)4v

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Definitions:

Willingness to Pay

The maximum amount an individual is prepared to spend on a good or service, reflecting the value they derive from it.

Surplus

An excess of production or supply over demand, often leading to lower prices.

Market Economy

An economic system where supply and demand from consumers and producers determine the production of goods and services.

Free Stuff

Items or services offered without charge, usually as part of a promotional strategy or as incentives.