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 7–9 of 65. Imported answers require review unless explicitly marked reviewed.
Question 7
Open questionMTNAT1 markNeeds review
Hydrogen dissolves in Pd by the reaction H₂ = 2 [H]. At 300°C and P_H₂ = 1 atm, the solubility of hydrogen in Pd is 1.64 × 10⁴ mm³ (STP) per kg of Pd. At 300°C and P_H₂ = 0.09 atm, the solubility of hydrogen in Pd in mm³ (STP) per kg of Pd is __________ (answer up to one decimal place)
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Open questionMTNAT1 markNeeds review
The sieve analysis of ground quartz particles is given in the table below:
Sieve size (mm) | Mass fraction of ground product retained on each sieve |
|---|---|
4.76 | 0.0 |
3.36 | 0.2 |
2.38 | 0.4 |
1.68 | 0.3 |
1.19 | 0.08 |
< 1.19 | 0.02 |
The cumulative mass fraction of particles of size less than 1.68 mm is __________ (answer up to two decimal places)
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Open questionMTMCQ1 markNeeds review
The sequence of precipitation to reach stable equilibrium during aging of Al-4.5 wt.% Cu alloy is:
Your answerChoose one option.
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