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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?
Surplus
An excess amount of a commodity, product, or resource beyond what is needed or utilized.
Substitute Product
An alternative product that serves the same purpose or meets the same need as another.
Apple Juice
A beverage made by pressing and extracting the liquid from apples.
Orange Juice
A beverage made by extracting the liquid from oranges, often consumed for its nutritional value and taste.
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