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(13%) Problem 7: Suppose you have polarized light of intensity 160 W/m What will

ID: 1778880 • Letter: #

Question

(13%) Problem 7: Suppose you have polarized light of intensity 160 W/m What will its intensity be after passing through a polarizing filter with its axis at an 80° angle relative to the light's polarization direction? Give vour answer in terms of mW/m2. Grade Summary Deductions Potential 9% 91 % 789 Submissions sinO cotanasin0 tan() | | ( acosO cos() Attempts remaining: 3 (3% per attempt) detailed view 1 23 atan()acotan) sinh) cosh t cotanhO °Degrees Radians 3% | 3% | 3% END DELCLEAR Submit Hint Feedback I give up! Hints: 0% deduction per hint. Hints remaining: 1 Feedback: 2 for a 0% deduction The answer provided was not correct. We have recognized the following - Your answer appears to be off by a factor of 10, where n is an integer value. Ensure you have represented the number in the correct units

Explanation / Answer

By using malus law

I = Io*cos^2(theta)

where,

Io = 160 w/m^2

theta = 86 degree

I = 160 w/m^2 x cos^2(86)

I = 0.7786 w/m^2

I = 778.6 mw/m^2