| ⇦ | 
| ⇨ |
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 dip needle vibrates in a vertical plane perpendicular to magnetic meridian. The time
- Identify the paramagnetic substance
- Two thin lenses of focal lengths f₁ and f₂ are in contact and coaxial.
- The electric potential at a point in free space due to a charge Q coulomb is Q x 10¹¹ v
- Length of a string tied to two rigid supports is 40 cm. Maximum length
Topics: Wave Optics
(101)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A dip needle vibrates in a vertical plane perpendicular to magnetic meridian. The time
- Identify the paramagnetic substance
- Two thin lenses of focal lengths f₁ and f₂ are in contact and coaxial.
- The electric potential at a point in free space due to a charge Q coulomb is Q x 10¹¹ v
- Length of a string tied to two rigid supports is 40 cm. Maximum length
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