Light can be polarized by which of the following methods?I. scattering of lightII. double refractionIII. reflection
Correct answer: E. I, II, and III
- A. I only
- B. II only
- C. III only
- D. I and III only
- E. I, II, and III
Explanation
Polarization can be done using:1. Scattering: When light interacts with particles or molecules in a medium, it can be scattered. Depending on the scattering mechanism, polarization can occur.2. Double refraction: Double refraction, also known as birefringence, is a property exhibited by certain transparent materials like calcite. In such materials, light is split into two beams, each polarized differently. This phenomenon is often used to polarize light.3. Reflection: When light reflects off a surface, the reflected light can be partially polarized, especially if the surface is non-metallic and the angle of incidence is specific (known as Brewster's angle). This polarized reflection is commonly used in polarizing filters.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? [email protected]
About Optics
Light is studied through reflection, refraction, dispersion, interference, diffraction and polarization, linking ray behavior with its wave nature. Questions may involve mirrors, lenses, optical instruments, refractive index and image formation, while geometrical optics deals with rays and wave optics explains effects such as interference and diffraction.
Practise Optics
665 free Optics MCQs from Physics, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Discussion
Stuck on an option, or know a faster way to get there? Ask or explain it here.
No comments yet. Be the first to explain this one.
Exams that ask Physics questions like this
Physics is on 11 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.
More Optics questions
In an astronomical telescope, the distance between the objective and the eyepiece is called
The linear magnification produced by a lens is defined as the ratio of the: I. Size of the image to the size of the object II. Size of the lens to the size of the object III. Size of the lens to the size of the image
A parallel beam of white light is incident normally on a diffraction grating. It is noted that the second-order and third-order spectra partially overlap. Which wavelength in the third-order spectrum appears at the same angle as the wavelength of 600 nm in the second-order spectrum?
What will be the position of the object, when a convex lens of focal length 20 cm, is used to form an erect image which is twice as large as the object?
Which photon carries the most energy?
Which of the following series lies in the ultraviolet range?