Examlex
A beam of light that consists of a mixture of red,green and violet light strikes a prism (surrounded by air) as shown.Indices of refraction for this prism for the various colors are indicated in the table.An observer is located to the right of the prism as shown.
-Which physical phenomenon is illustrated by the fact that the emerging rays are spread into the component colors of the beam?
Power Cords
Electrical cables used to connect appliances and electronic devices to the main electricity supply in order to power them.
Fifth Worker
An example used in economics to illustrate the principle of diminishing returns, where the addition of a fifth worker may lead to a lesser increment in output than the fourth.
Marginal Product
The additional output that can be produced by adding one more unit of a specific input, keeping all others constant.
Bushel of Wheat
A unit of measure for volumes of wheat, commonly used in agriculture, equivalent to approximately 60 pounds in the United States.
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