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rusak2 [61]
3 years ago
14

A beam of light passes through a polarizer and then an analyzer. In this process, the intensity of the light transmitted is redu

ced to 10% of the intensity incident on the analyzer. What is the angle between the axes of the polarizer and the analyzer?
Physics
1 answer:
anygoal [31]3 years ago
6 0

Answer:

71.56°

Explanation:

I₀ = Intensity of unpolarized light

θ = Angle between the axis of the filter and polarization direction

Intensity of polarzied light

I=I_0cos\theta

Here, the light that is transmitted is reduced by 10% that means

I=0.1I₀

So,

0.1I_0=I_0cos^2\theta\\\Rightarrow cos^2\theta =0.1\\\Rightarrow cos\theta =0.316\\\Rightarrow \theta= cos^{-1}0.316\\\Rightarrow \theta=71.56^{\circ}

∴ The angle between the axes of the polarizer and the analyzer is 71.56°

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