Polarisation Of Light -Multiple Choice Questions Quiz

Interactive MCQs on “Polarisation Of Light”:

Solve the following 10 questions. Only one option is correct. Click on the “Submit” button when done. Click on the “embed” button to use this quiz on your website. Click on “WhatsApp” to share this quiz.

Question 1: What is polarisation of light?

(a) Light traveling through a polar region on Earth.
(b) Light consisting of multiple colors.
(c) Light waves oscillating in a specific direction.
(d) Light passing through a prism.

Question 2: Which type of waves can be polarized?

(a) Transverse waves only
(b) Longitudinal waves only
(c) Electromagnetic waves only
(d) Both transverse and electromagnetic waves

Question 3: What is a polarizer?

(a) A device that converts unpolarized light into polarized light.
(b) A device that changes the color of light.
(c) A device that amplifies light intensity.
(d) A device that bends light rays.

Question 4: What is the angle between the transmission axis of a polarizer and the direction of polarized light it transmits?

(a) 0 degrees
(b) 45 degrees
(c) 90 degrees
(d) 180 degrees

Question 5: What happens when unpolarized light passes through a polarizer?

(a) It gets absorbed.
(b) It gets scattered in all directions.
(c) Its intensity increases.
(d) Its vibrations align along the transmission axis.

Question 6: What type of polarizer is commonly used in sunglasses to reduce glare?

(a) Brewster's polarizer
(b) Glan-Thompson polarizer
(c) Nicol prism polarizer
(d) Polaroid polarizer

Question 7: What is Brewster's angle?

(a) The angle of incidence at which light is totally internally reflected.
(b) The angle of incidence at which light is completely absorbed.
(c) The angle of incidence at which light is unpolarized after reflection.
(d) The angle of incidence at which light is linearly polarized after reflection.

Question 8: Which type of polarizer is based on the principle of selective absorption?

(a) Brewster's polarizer
(b) Glan-Thompson polarizer
(c) Nicol prism polarizer
(d) Polaroid polarizer

Question 9: What happens to the intensity of polarized light when it passes through a second polarizer with its transmission axis perpendicular to the first one?

(a) The intensity increases.
(b) The intensity decreases.
(c) The intensity remains unchanged.
(d) The intensity becomes zero.

Question 10: Which type of polarizer is commonly used in optical microscopy to analyze and control the polarization of light?

(a) Brewster's polarizer
(b) Glan-Thompson polarizer
(c) Nicol prism polarizer
(d) Wollaston prism polarizer