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"A beam of x rays of wavelength 0.20nm is diffracted by a set of planes

0 votes

February 27th, 2013 09:57
in College Physics A by wualter (Saybrook University (CA), Math and statistics)

"A beam of x rays of wavelength 0.20nm is diffracted by a set of planes in a crystal whose separation is 3.1×10−8 cm. The smallest angle between the beam and the crystal planes for which a reflection occurs is:"

"

A. 0.70rad

B. 0.33rad

C. 0.033rad

D. 0.066rad

E. no such angle exists"

1 Answers
0 votes

March 9th, 2013 07:15
dipendu (Gandhi Institute of Technology and Management, Management)
C. 0.033rad

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