A 20-M String Is Fixed at Both Ends and Tightened Until

question 32

Multiple Choice

A 2.0-m string is fixed at both ends and tightened until the wave speed is What is the frequency of the standing wave shown in the figure?

• A) 120 Hz
• B) 230 Hz
• C) 350 Hz
• D) 470 Hz

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Definitions:

Absolute Advantage

The ability of an individual, firm, or country to produce more of a good or service than competitors using the same amount of resources.

Lower Cost

A situation where there is a reduction in the total expense required to produce goods or services.

Exchange Rate

The exchange rate determining the worth of one currency in a different currency.

Comparative Advantage

The ability of an entity to produce a good or service at a lower opportunity cost than others, leading to specialized production and trade benefits.