Answer to Question #162965 in Physics for Ajay

Question

The unit cell size of KCl is 6.3 Å and the Young’s modulus in the [100] direction is

3.8 ×10¹⁰Nm^-2

. Estimate the wavelength at which electromagnetic radiation is

strongly reflected by a crystal [Atomic weight of K = 39 and Cl = 37].

Answer 1

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