The spacing between principal planes in a NaCl crystal is 2.82x10^-10 m. It is found that a first order Bragg reflection of a monochromatic X-ray beam occurs at an angle of 10°. From this information we can say that the wavelength λ of the X-rays and the angle θ2 corresponding to the second-order spectrum are: Choose an answer between the letters A and D from the image below and justify your answer

College Physics
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ISBN:9781938168000
Author:Paul Peter Urone, Roger Hinrichs
Publisher:Paul Peter Urone, Roger Hinrichs
Chapter1: Introduction: The Nature Of Science And Physics
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Problem 23PE: If a marathon runner averages 9.5 mi/h, how long does it take him or her to run a 26.22-mi marathon?
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The spacing between principal planes in a NaCl crystal is 2.82x10^-10 m. It is found that a first order Bragg reflection of a monochromatic X-ray beam occurs at an angle of 10°. From this information we can say that the wavelength λ of the X-rays and the angle θ2 corresponding to the second-order spectrum are:
Choose an answer between the letters A and D from the image below and justify your answer

 

O a.X-1,96x10-10 ; 82=44,0°.
O b. X=4,90x10-11; A2=20,3°.
%3D
C. X=2,45x10-11;02=12,8°
d. X=9,79x10-11; 82=20,3°
Transcribed Image Text:O a.X-1,96x10-10 ; 82=44,0°. O b. X=4,90x10-11; A2=20,3°. %3D C. X=2,45x10-11;02=12,8° d. X=9,79x10-11; 82=20,3°
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