The Frequency of Vibration of a Guitar String Under Constant

question 38

Multiple Choice

The frequency of vibration of a guitar string under constant tension varies inversely as the length of the string. A guitar string with a length of 20 inches has a frequency of 270 vibrations per second. Find the frequency of a guitar string with a length of 16 inches. Assume the tension is the same for both strings. Round answer to nearest whole vibration.

• A)360 vibrations/s
• B)277 vibrations/s
• C)338 vibrations/s
• D)216 vibrations/s
• E)349 vibrations/s

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Definitions:

Weighted-Average Method

An inventory costing method that calculates the cost of goods sold and ending inventory based on the average cost of all units available for sale during the period.

Equivalent Unit

A concept in cost accounting used to allocate costs to partially completed units of production, treating them as an equivalent amount of fully completed units.

Prior Period Costs

Costs that were incurred in a previous reporting period and may be carried over into the current or a future period.

Job-Order Costing System

An accounting method that accumulates costs based on individual jobs or orders, suitable for companies producing unique or custom products.