Practicing Success

Target Exam

CUET

Subject

Physics

Chapter

Wave Optics

Question:

Options:

a

b

c

d

Correct Answer:

d

Explanation:

$\text{Fring width }\propto \lambda$

$\Rightarrow 92\times 5898A^0 = n\times 5461A^0$

$ n = \frac{92\times 5898}{5461}= 99$