Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Wave Optics

Question:

The effect on the interferences fringes in young double slit experiment if width of the slit is increased.

(A) The interference pattern gets less and less sharp
(B) The interference pattern gets brighter
(C) The interference pattern may disappear, if, condition $s/S ≤ \lambda / d$ is not satisfied. (s is size of source and S is its distance from two slits)
(D) The interference fringes becomes broad
(E) No effect on the interference pattern

Choose the correct answer from the options given below:

Options:

(A) and (C) Only

(B), (C) and (D) Only

(B) and (D) Only

(D) and (E) Only

Correct Answer:

(A) and (C) Only

Explanation:

The correct answer is Option (1) → (A) and (C) Only