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If t is the minimum thickness of a quarter wave plate needed to convert plane polarized light of wavelength 480 nm into circular polarized light, then the corresponding thickness of a quarter wave plate for wavelength 600 nm is:

(a) 0.56 t 

(b) 0.75 t 

(c) 1.25 t 

(d) 1.44 t 

1 Answer

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Best answer

Correct option (c) 1.25 t 

Explanation:

If λ is wavelength of a monochromatic light thickness of the quarter wavelength is as

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