The Loudness of a Sound (Measured in Decibels DB)

question 35

Multiple Choice

The loudness of a sound (measured in decibels dB) is inversely proportional to the square of the distance from the source of the sound. Suppose a person who is 3 ft from a hair dryer experiences a sound level of 75 dB. Find the proportionality constant and write the equation that expresses the inverse proportionality.

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Definitions:

Channel Activity

Actions or operations undertaken by intermediaries in the distribution channel to move products from producers to consumers.

Information

Pertains to data, facts, or details that are organized and processed to be meaningful and useful for decision-making processes.

Same Channel

Utilization of the same distribution or communication channel for various purposes or products, aiming at efficiency and consistency.

Multiple Channels

The use of several distribution and sales channels to reach customers and deliver products or services, enhancing market reach and customer access.