Numerical Problem, Physical Optics … msa

admin January 10, 2021 Numerical Problem 7, Physical Optics 4 Comments

Problem 7: In a certain X-rays diffraction experiment the first order fringe is observed at an angle of 5o for a crystal plane spacing of 2.8 × 10-10 m. What is the wavelength of X ray used?

Solution

Given Data

Fringe order = 1
Angle = 5^o
d = 2.8 × 10^-10 m

Required

Wavelength =?

Formula

Now put the values,

Tagged In a certain X-rays diffraction experiment the first order fringe is observed at an angle of 5o for a crystal plane spacing of 2.8 × 10-10 m. What is the wavelength of X ray used?, Practice numerical problem on finding the wave length of x-rays by diffraction.

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