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Welding Metallurgy MCQ Questions and Answers | Metallurgical Engineering

Enhance your knowledge of Welding Metallurgy with this comprehensive collection of MCQ questions and answers. These MCQ questions and answers in Welding Metallurgy are specifically designed for students of Metallurgical Engineering who are preparing for the GATE Exam. Strengthen your preparation and excel in your studies with this valuable resource. Page-4 section-1

31
Flux in welding process acts as
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Answer & Solution
Answer: Option B
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32
In multipass are welds shot peening is done after each pass to
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Answer & Solution
Answer: Option A
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33
The titanium alloys are welded using the following process.
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Answer & Solution
Answer: Option A
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34
Arc welding is done using current, voltage and welding speed of 200 A, 20 V and 0.01 m/s, respectively. The heat input in KJ per unit length is
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Answer & Solution
Answer: Option D
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35
The order of decreasing weldability among the following steel is
P. Fe-0.6% C
Q. Fe 0.4% C
R. HSLA
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Answer & Solution
Answer: Option C
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36
For better resistance welding, the metal must have
P. high electrical resistivity and low melting point
Q. high thermal conductivity
R. high electrical resistivity and high melting point
S. low thermal conductivity
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Answer & Solution
Answer: Option B
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37
Two sheets of iron and copper of equal thickness are welded together into one sheet. Iron is in contact with water at 298 K and copper is in contact with steam at 373 K. At steady state, the temperature profile within the sheet will be
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Answer: Option C
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