Engineering Sciences
2017 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE XE 2017 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 40–42 of 175. Imported answers require review unless explicitly marked reviewed.
Question 40
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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The number of close packed planes in the lattice of an FCC metal is
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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 42
Open questionXE-CMCQ1 markNeeds review
Which of the following treatment(s) can increase the electrical conductivity of silicon
(i) Heating
(ii) Doping with arsenic
(iii) Doping with aluminium
(iv) Exposure to light
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