| ⇦ | 
| ⇨ |
In Young’s double slit experiment the distance between the slits and the screen is doubled. The separation between the slits is reduces to half. As a result the fringe width
Options
(a) is doubled
(b) is halved
(c) becomes four times
(d) remains unchanged
Correct Answer:
becomes four times
Explanation:
Fringe width β = Dλ/d;
From qn D’ = 2D and d’ = d/2
β’ = λD¹ / d¹ = 4β
Related Questions: - A stone falls freely under gravity. It covers distances h1, h2 and h3 in the first 5 secs
- If a magnet is suspended at an angle 30⁰ to the magnetic meridian, the dip needle
- If the dimensions of a physical quantity are givenby Mᵃ Lᵇ Tᶜ, then the physical
- The self-inductance of a choke coil is 10 mH. When it is connected with a 10 V DC source,
- Two identical cells of the same e.m.f. and same internal resistance
Topics: Ray Optics
(94)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A stone falls freely under gravity. It covers distances h1, h2 and h3 in the first 5 secs
- If a magnet is suspended at an angle 30⁰ to the magnetic meridian, the dip needle
- If the dimensions of a physical quantity are givenby Mᵃ Lᵇ Tᶜ, then the physical
- The self-inductance of a choke coil is 10 mH. When it is connected with a 10 V DC source,
- Two identical cells of the same e.m.f. and same internal resistance
Topics: Ray Optics (94)
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