SATHEE: Optics Question 214

Optics Question 214

Question: The radius $r$ of half period zone is proportional to

[RPMT 1998, 2002]

Options:

A) $\sqrt{n}$

B) $\frac{1}{\sqrt{n}}$

C) $n^{2}$

D) $\frac{1}{n}$

Show Answer

Answer:

Correct Answer: A

Solution:

$r_{n} = \sqrt{n d λ} \Rightarrow r_{n} \propto \sqrt{n}$

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Optics Question 214

Question: The radius r of half period zone is proportional to

Options:

Answer:

Solution:

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Question: The radius $r$ of half period zone is proportional to