﻿ X-rays are incident normally on a crystal of lattice constant 0.6 nm. The first order reflection on diffraction from the crystal occurs at an angle of 30o. What is the wavelength of X-rays used?  : Kaysons Education

# X-rays Are Incident Normally On A Crystal Of Lattice Constant 0.6 Nm. The First Order Reflection On Diffraction From The Crystal Occurs At An Angle Of 30o. What Is The Wavelength Of X-rays Used?

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## Question

### Solution

Correct option is

0.6 nm

We use Bragg’s equation . Here order n = 1,  andd = 0.6 nm.

Therefore,

= 0.6 nm.

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