+3 votes
in JEE by kratos

A beam of natural light falls on a system of N = 6 Nicol prisms whose transmission planes are turned each through an angle φ = 30° with respect to that of the foregoing prism. What fraction of luminous flux passes through this system?

1 Answer

+3 votes
by kratos
 
Best answer

Let I0 = intensity of the incident beam.

Then the intensity of the beam transmitted through the first Nicol prism is

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