A Speaker Designed to Emit Spherical Sound Waves Is Producing

question 56

Multiple Choice

A speaker designed to emit spherical sound waves is producing a sound intensity of 8 W/m² at a distance of 1 m from the speaker.What would be the intensity of this sound at a distance of 2 m from the speaker?

• A) W/m²
• B)4 W/m²
• C) W/m² ​
• D)2 W/m²

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Definitions:

Aschematics

Individuals who lack schema or mental representations in certain areas, leading to a neutral or indifferent attitude towards those subjects.

Confidence Level

The measure of one's belief in their own abilities or chances of success.

Possible Selves

The aspects of the self-concept that represent individuals’ ideas of what they might become, what they would like to become, and what they are afraid of becoming.

Cognitive Theorists

Psychologists who focus on how our mental processes like thinking, perception, and problem-solving influence our behavior.