Question

define heterogenous medium​

Answer 1

Answer:

Homogeneous medium Heterogeneous medium An optical medium which has a uniform compositioin throughout is called homogeneous medium An optical medium which has different composition at different points is called heterogeneous medium. Examples : Pure water, glassExamples :Air ,impure water.

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Answer 2

Explanation:

model. Random heterogeneous media are generally described by fluctuations of wave velocity and density, superposed on a homogeneous background. Their properties are given by an autocorrelation function parameterized by the correlation lengths and the standard deviation of the fluctuation.