A Vibrating Tuning Fork Is Held Over a Water Column

question 17

Multiple Choice

A vibrating tuning fork is held over a water column with one end closed and the other open.As the water level is allowed to fall, a loud sound is heard for water levels separated by 17 cm.If the speed of sound in air is 340 m/s, the frequency of the tuning fork is:

• A)58 Hz
• B)500 Hz
• C)1000 Hz
• D)2000 Hz
• E)5800 Hz

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Definitions:

Gross Method

An accounting method for recording purchases at the gross invoice amount before any trade discounts are deducted.

Sales Discounts

A reduction offered by a seller on the list price of a product or service as an incentive for buyers, usually applied to promote sales, clear out inventory, or recognize volume purchases.

General Journal

A primary accounting record used to keep track of all business transactions not recorded in specialized journals, using the double-entry accounting method.

Periodic Inventory System

An inventory system that updates inventory balances at specific intervals instead of continuously, often requiring a physical count.