Physics
Medium
Question
Wavelength of X-rays falling at glancing angle of 30? on a crystal with atmic spacing 2 x 10-10 for the fist order diffraction is________________?
A
4 x 10-10 m
B
2 x 10-10 m
✓ Official correct answer
C
0.02×10-10m
D
20×10-10m
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A
4 x 10-10 m
No member explanations yet for this option.
B
2 x 10-10 m
No member explanations yet for this option.
C
0.02×10-10m
No member explanations yet for this option.
D
20×10-10m
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