A Tiny Vibrating Source Sends Waves Uniformly in All Directions

question 11

Short Answer

A tiny vibrating source sends waves uniformly in all directions. An area of 3.25 cm² on a sphere of radius 2.50 m centered on the source receives energy at a rate of 4.20 J/s.
(a) What is the intensity of the waves at 2.50 m from the source and at 10.0 m from the source?
(b) At what rate is energy leaving the vibrating source of the waves?

---

Definitions:

Voting Patterns

Refers to the trends and tendencies in how different groups of people vote in elections, influenced by factors such as demographics, socioeconomic status, and political beliefs.

Regulatory Capture

A situation where regulatory agencies are dominated by the industries or interests they are charged with regulating, leading to decision-making that benefits the industry at the expense of the public interest.

Government Control

The extent to which governmental bodies regulate or direct economic activities, industries, and market practices.

Industry

A sector of the economy that is made up of manufacturing, production, and services in a particular field or type of product.