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# CBSE Class 12-science Answered

An unpolarised light is successively passed through two polaroids .Their transmission axis make 60 degree with each other. If intensity of unpolarised light be I ,then intensity after second polariser is
1) I/2
2) I/4
3) I/ 8
4) I/3
Please explain in detail.

Asked by Kb Aulakh | 25 Apr, 2015, 06:18: PM
Let the intensity of the incident unpolarised light be I

Therefore the  intensity after second polariser is I/8
Correct option is 3) I /8
Answered by Jyothi Nair | 27 Apr, 2015, 09:43: AM

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