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OpenStudy (anonymous):
Two Polaroids are aligned so that the light passing through them is a maximum. At what angle should one of them be placed so the intensity is subsequently reduced by half?
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OpenStudy (anonymous):
45 degrees
OpenStudy (anonymous):
how do u get it?
OpenStudy (anonymous):
Use Malus' Law. This might help: http://hyperphysics.phy-astr.gsu.edu/hbase/phyopt/polcross.html#c3
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