Mechanical Engineering
2020 · Paper 2
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE ME 2020 Paper 2 overview, original pages and practice · Timed previous-paper practice
Questions 19–21 of 65. Imported answers require review unless explicitly marked reviewed.
Question 9
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The process, that uses a tapered horn to amplify and focus the mechanical energy for machining of glass, is
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Two plates, each of 6 mm thickness, are to be butt-welded. Consider the following process and select the correct sequence in increasing order of size of the heat affected zone.
Arc welding
MIG welding
Laser beam welding
Submerged arc welding
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Which one of the following statements about a phase diagram is INCORRECT?
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