Mechanical Engineering
2022 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE ME 2022 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 28–30 of 65. Imported answers require review unless explicitly marked reviewed.
Question 28
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Which of the following additive manufacturing technique(s) can use a wire as a feedstock material?
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Which of the following methods can improve the fatigue strength of a circular mild steel (MS) shaft?
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The figure shows a purely convergent nozzle with a steady, inviscid compressible flow of an ideal gas with constant thermophysical properties operating under choked condition. The exit plane shown in the figure is located in the nozzle. If the inlet pressure (
) is increased while keeping the back pressure (
) unchanged, which of the following statements is/are true? 
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