Join the Most Relevant JEE Main 2025 Test Series & get 99+ percentile! Join Now
Search any question & find its solution
Question: Answered & Verified by Expert
In a Young's double slit experiment, the separation of the two slits is doubled. To keep the same spacing of fringes, the distance $D$ of the screen from the slits should be made
PhysicsWave OpticsJEE Main
Options:
  • A $\frac{D}{2}$
  • B $\frac{D}{\sqrt{2}}$
  • C $2 D$
  • D $4 D$
Solution:
1810 Upvotes Verified Answer
The correct answer is: $2 D$
$\beta=\frac{\lambda D}{d}$

Looking for more such questions to practice?

Download the MARKS App - The ultimate prep app for IIT JEE & NEET with chapter-wise PYQs, revision notes, formula sheets, custom tests & much more.