Question: What is the condition for light to be polarized by reflection?
Options:
Angle of incidence equals angle of refraction
Angle of incidence equals Brewster\'s angle
Angle of incidence is 45 degrees
Light must be monochromatic
Correct Answer: Angle of incidence equals Brewster\'s angle
Solution:
Light is polarized by reflection when the angle of incidence equals Brewster\'s angle.
What is the condition for light to be polarized by reflection?
Practice Questions
Q1
What is the condition for light to be polarized by reflection?
Angle of incidence equals angle of refraction
Angle of incidence equals Brewster's angle
Angle of incidence is 45 degrees
Light must be monochromatic
Questions & Step-by-Step Solutions
What is the condition for light to be polarized by reflection?
Step 1: Understand that light can vibrate in different directions.
Step 2: Know that polarization means light waves are vibrating in one direction only.
Step 3: Learn about reflection, which is when light bounces off a surface.
Step 4: Identify Brewster's angle, which is a specific angle where light reflects and becomes polarized.
Step 5: Remember that for light to be polarized by reflection, the angle at which it hits the surface (angle of incidence) must equal Brewster's angle.
Polarization by Reflection – Light can become polarized when it reflects off a surface at a specific angle known as Brewster's angle.
Brewster's Angle – The angle of incidence at which light with a particular polarization is perfectly transmitted through a transparent dielectric surface, with no reflection.
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