As Shown in the Figure, the Orientation of the Transmission

question 22

Multiple Choice

As shown in the figure, the orientation of the transmission axis for each of three ideal polarizing sheets is labeled relative to the vertical direction. A beam of light, polarized in the vertical direction, is incident on the first polarizer with an intensity of 1.00 kW/m². What is the intensity of the beam after it has passed through the three polarizing sheets when θ₁ = 30°, θ₂ = 30°, and θ₃= 60°?

• A)141 W/m²
• B)316 W/m²
• C)433 W/m²
• D)563 W/m²
• E)188 W/m²

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Definitions:

Iris Muscles

Muscular structures in the eye that adjust the size of the pupil to regulate the amount of light entering the eye.

Lens

A transparent structure in the eye that focuses light rays onto the retina to form clear images.

External Auditory Canal

The tube that runs from the outer ear to the eardrum, facilitating the travel of sound.

Weber Test

A hearing test that uses a tuning fork to evaluate conductive and sensorineural hearing loss across both ears.