Metallurgical Engineering
2017 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE MT 2017 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 19–21 of 65. Imported answers require review unless explicitly marked reviewed.
Question 19
Open questionMTNAT1 markNeeds review
The second peak in the powder X-ray diffraction pattern of a FCC metal occurs at a Bragg angle θ (in degrees) = __________ (answer up to two decimal places)
(Given: λ_CuKα = 0.154 nm; lattice parameter of the metal = 0.36 nm)
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 20
Open questionMTNAT1 markNeeds review
A rod is elastically deformed by a uniaxial stress resulting in a strain of 0.02. If the Poisson’s ratio is 0.3, the volumetric strain is __________ (answer up to three decimal places)
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 21
Open questionMTMCQ1 markNeeds review
Four alloys, C1, C2, C3, C4, shown in the phase diagram are poured at temperature T₁ in a mold. During solidification, which one of these alloys is expected to have the highest fluidity?
Your answerChoose one option.
Log in to check the answer
You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answer