A Stretched String Is Observed to Have Four Equal Segments

question 485

Multiple Choice

A stretched string is observed to have four equal segments in a standing wave driven at a frequency of 480 Hz. What driving frequency will set up a standing wave with five equal
Segments?

• A) 120 Hz
• B) 240 Hz
• C) 600 Hz
• D) 360 Hz

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Definitions:

Cost of merchandise sold

The total expense incurred to produce or purchase the goods sold by a company during a specific period.

Year amount

Typically refers to the total sums of money or quantities measured over the course of a year in financial or quantitative analyses.

Average costing

Average costing is an inventory costing method where all costs of inventory are averaged over the goods available for sale, providing a medium cost per unit.

Rising prices

An economic phenomenon where the general level of prices for goods and services increases over a period.