An unpolarised beam of intensity I0 falls on a polaroid. The intensity of the em

Physics
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An unpolarised beam of intensity I0 falls on a polaroid. The intensity of the emergent light is

(A) 

(B) I0

(C) 

(D) zero

Jan 20th, 2015

An unpolarised beam of intensity I falls on a polaroid.The intensity of the emergent light is?

half of the unpolarised beam

Jan 20th, 2015

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Jan 20th, 2015
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Jan 20th, 2015
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