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The polaroids P(1), P(2) & P(3) are arra...

The polaroids `P_(1), P_(2) & P_(3)` are arranged coaxially. The angle between `P_(1)` and `P_(2)` is `37^(@)`. The angle between `P_(2)` and `P_(3)` is, if intensity of emerging light is a quarter of intensity of unploarized light

A

`theta = cos ^(-1) ((5)/(4))`

B

`theta = cos ^(-1) ((4)/(5))`

C

`theta = cos ^(-1) ((4)/(5 sqrt(2)))`

D

`theta = cos ^(-1) ((5)/(4 sqrt(2)))`

Text Solution

Verified by Experts

The correct Answer is:
D
`I^(1) = (I)/(2) * cos ^(2) 0_(1) cos^(2) 0_(2)`
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