Engineering Sciences
GATE XE concept:x-ray-diffraction PYQs
Build your understanding with focused practice from past exam papers.
How to practice concept:x-ray-diffraction
Attempt a question, record the concept and assumptions, then check the available answer. Rework mistakes after revising the relevant concepts. Topic tags can overlap; review the question context.
Questions 1–5 of 5. Imported answers require independent review unless marked reviewed.
Question 53
Open questionXE-CMCQ2 marksNeeds review
A student performed X-ray diffraction experiment on a FCC polycrystalline pure metal. The following
values were calculated from the diffraction peaks.
However, the student was negligent and missed noting one of the peaks. Which one of the following Miller indices corresponds to the missing peak?
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 65
Open questionXE-CNAT2 marksNeeds review
The third peak in the X-ray diffraction pattern of a face-centered cubic crystal is at 2θ value of 45°, where 2θ is the angle between the incident and reflected rays. The wavelength of the monochromatic X-ray beam is 1.54 Å. Considering first-order reflection, the lattice parameter of the crystal is ________ Å. (Round off to two decimal places)
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 13
Open questionXE-CMSQ2 marksNeeds review
X-ray diffraction peak broadening enables the estimation of
Your answerSelect all correct options. You can choose more than one.
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 20
Open questionXE-CNAT2 marksNeeds review
X-ray diffraction pattern is obtained from FCC polycrystalline aluminum (lattice parameter = 0.405 nm) using Cr-Kα radiation of wavelength 0.229 nm. The maximum number of peaks that can be observed in the pattern is __________.
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Open questionXE-CMCQ1 markNeeds review
The Miller indices of the first three Bragg peaks in the X-ray diffraction pattern obtained from a polycrystalline iron sample at room temperature are
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