When I Stand Halfway Between Two Speakers,with One on My

question 82

Multiple Choice

When I stand halfway between two speakers,with one on my left and one on my right,a musical note from the speakers gives me constructive interference.How far to my left should I move to obtain destructive interference?

• A)one-fourth of a wavelength
• B)half a wavelength
• C)one wavelength
• D)one and a half wavelengths

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Definitions:

Perpetual Inventory System

An inventory accounting technique that instantly logs the sale or acquisition of inventory using computerized point-of-sale systems and enterprise asset management software.

Adjusting Entry

A journal entry made in accounting records at the end of an accounting period to allocate income and expenditure to the appropriate periods.

Physical Inventory Count

A process of counting actual inventory to verify the quantity on hand, usually performed at the end of an accounting period.

Inventory

Inventory consists of the goods and materials a business holds for the purpose of resale or production.