Difficult Conceptual Question?? TBR

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SonhosDaVida

Full Member
7+ Year Member
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Why does unpolarized monochromatic light falling on 2 polarizers whose axes are perpendicular to each other preclude any light transmission through the set up?
 
Hi, SonhosDaVida--

This should help:
sdn.jpg

Perpendicular is 90 degrees. And (cos 90)^2 = 0.