A Certain Siren Radiates Sound Uniformly in All Directions $1.0 \times 10 ^ { - 12 } \mathrm {~W} / \mathrm { m } ^ { 2 }$

question 14

Short Answer

A certain siren radiates sound uniformly in all directions. At a distance of 17 m from the siren, the intensity level is 49 db. How many watts of power does this siren put out? The threshold of human hearing is $1.0 \times 10 ^ { - 12 } \mathrm {~W} / \mathrm { m } ^ { 2 }$

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Definitions:

Present State

The current condition or status of a person, group, project, or system at a specific point in time.

Personal Power

The influence or authority a person has over others due to their skills, qualities, or personal attributes, as opposed to formal authority.

Interpersonal Contacts

The social and professional interactions that occur between individuals in the workplace or other contexts.

Likeable Personal

Characteristics or qualities that make an individual pleasant and easy to enjoy being around.