Two Identical Loudspeakers That Are 5

question 30

Multiple Choice

Two identical loudspeakers that are 5.00 m apart and face toward each other are driven in phase by the same oscillator at a frequency of 875 Hz.The speed of sound in the room is .If you start out standing midway between the speakers,find the shortest distance you can walk toward either speaker in order to hear a minimum of sound.

• A) 0.0983 m
• B) 0.197 m
• C) 0.295 m
• D) 0.393 m
• E) 0.590 m

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Definitions:

Agricultural Output

The total quantity of agricultural products, such as crops and livestock, produced in a given period.

Quantity Demanded

The total amount of a good or service that consumers are willing and able to purchase at a given price in a specified period.

Perfectly Price-inelastic

A situation where the quantity demanded of a good does not change regardless of changes in its price.

Price-inelastic

Referring to a situation where demand or supply for a good or service is relatively unresponsive to changes in price.