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Mastering physics Homewe Pearson MasteringPhysics: We x C online physics Tutors Ich C search Textbook Solutions G Ip A beam of vertically pol K- O session masteringphysics.co ZHANG PHY 1220 SP20 17 Problem 25.77 Weekly Assignment 09 Chapter 27 and Resources previous l 15 of 17 I next Calculate the transmitted intensity for each of the cases in (Figure 1), assuming that the incident intensity is 37.0 Problem 25.77 W/m2 Verify that your numerical results agree with the rankings in part (a). IP Abeam of vertically polarized light encounters two polarizing filters, as shown in the figu ure 1) x Vx x x x 10" Figure 1 of 1 45 Vertically polarized incident beam Transmitted 0.85L W/m2 (a) case A 45 Vertically t Submit polarized My Answers Give Up incident beam Transmitted (b) case B incorrect, Try Again; 4 attempts remaining no points deducted beam Vertically Use the numeric value of lo in your answer. polarized 45 incident beam Transmitted (c) case C haam Part C 2.37 PM a Ask me anything 3/19/2017 R20

Explanation / Answer

I = Io Cos^2(theta)

Ia = Io Cos^2(45)

Ia= Io/2

again polarized

Ia= (Io/2)Cos^(45) = Ia = Io/4 = 025 Io

C)

Ib = IoCos^2(45)= Io/2

Ib = (Io/2)Cos^2(45) = Io/4

D)

Ic =IoCos^2(45) = Io/2

Ic = (Io/2)Cos^2(90) = 0

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