JEE Main 2025 Physics question

PhysicsWave OpticsJEE Main 2025

Given below are two statements. One is labelled as Assertion (A) and the other is labelled as Reason (R). Assertion (A) : In Young's double slit experiment, the fringes produced by red light are closer as compared to those produced by blue light. Reason (R) : The fringe width is directly proportional to the wavelength of light. In the light of above statements, choose the correct answer from the options given below :

Answer: (2)

Solution

and , so (red fringes are wider, not closer). A is false, R is true.

Question ID VK-001782