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Please answer the foll:question

Asked by ashwati 18th February 2009, 9:58 PM
Answered by Expert

The angle of minimum deviation is defined as :


Where nprism is the index of refraction of the prism Since n varies with wavelength (i.e., n = n(λ)), the

angle of minimum deviation also varies, but it is constant for any particular wavelength. As the n is maximum for violet light as per cauchy's formula ,the angle is most for violet light.

Answered by Expert 19th February 2009, 1:44 AM
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