34. Unpolarized light is incident on a pair of ideal linear polarizers whose transmission axes make an angle of 45° with each other. The transmitted light intensity through both polarizers is what percentage of the incident intensity?
(A) 100%
(B) 75%
(C) 50%
(D) 25%
(E) 0%

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統計: A(0), B(0), C(8), D(36), E(0) #2020478

詳解 (共 1 筆)

#4808286

 Malus's law : I =(1/2)I0 cos2angle = (1/4)I0 =25% (D)

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