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With the help of which of the following equations is the distance calculated from a known wavelength of the source and measured angle?

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With the help of which of the following equations is the distance calculated from a known wavelength of the source and measured angle?

(a) Coolidge equation

(b) Bragg’s equation

(c) Debye equation

(d) Scherrer equation

This question was posed to me in class test.

My question is taken from X-Ray Diffractometers in division X-Ray Spectrometers of Analytical Instrumentation

1 Answer

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Correct option is (b) Bragg’s equation

Explanation: The distance is calculated from a known wavelength of the source and measured angle using Bragg’ equation. The diffracted angle is calculated by the spacing between a particular set of plane.

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