| ⇦ | 
| ⇨ |
An unpolarised beam of intensity I₀ falls on a polaroid. The intensity of the emergent light is
Options
(a) I₀/4
(b) zero
(c) I₀/2
(d) I₀
Correct Answer:
I₀/2
Explanation:
When unpolarised beam of light of intensity I₀ passes through a polaroid, the intensity of the emergent light is (I₀ / 2).
Related Questions: - A rocket is fired upward from the earth surface such that it creates an acceleration
- The threshold wavelength for photoelectric emission from a material is 4800 Å.
- A galvanometer having resistance of 50 Ω requires a current of 100μA to give full
- The horizontal range of a projectile is 4√3 times the maximum height achieved
- Two conducting spheres of radii 5 cm and 10 cm are given a charge of 15 μC each.
Topics: Wave Optics
(101)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A rocket is fired upward from the earth surface such that it creates an acceleration
- The threshold wavelength for photoelectric emission from a material is 4800 Å.
- A galvanometer having resistance of 50 Ω requires a current of 100μA to give full
- The horizontal range of a projectile is 4√3 times the maximum height achieved
- Two conducting spheres of radii 5 cm and 10 cm are given a charge of 15 μC each.
Topics: Wave Optics (101)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply