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In a diffraction experiment, X-rays of w...

In a diffraction experiment, X-rays of wavelength 0.14 nm were used on a crystal. 'n' is the order of diffraction that occurs at an angle `theta` of `19.5^(0)`. If the interplanar distance is 0.42nm. n value is `(sin 19.5^(0) = 0.333)`

A

1

B

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