Two Speakers Emit Incoherent Sound Waves into the Open Air

question 16

Multiple Choice

Two speakers emit incoherent sound waves into the open air. One of them produces 75W of power. A microphone is placed at a position that is 12m from each speakers, and it receives a total intensity of 0.25W/m². What is the power output of the second speaker?

• A) 151 W
• B) 377 W
• C) Need more info to solve.
• D) 38 W

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An intense, irrational fear of specific objects, situations, or activities that leads to avoidance behavior.

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The proportion of a population that is found to have a particular condition or disease at a specific time.

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The numerical relationship between the number of individuals of one gender in comparison to another within a specific population or context.