Metallurgical Engineering
2024 · Paper 1
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Complete GATE MT 2024 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 49–51 of 65. Imported answers require review unless explicitly marked reviewed.
Question 49
Open questionMTMSQ2 marksNeeds review
Which of the following statements is/are correct for joining processes?
(A) In case of soldering and brazing, the filler material has a melting point lower than that of the metals joined.
(B) In tungsten inert gas welding, tungsten is the filler material.
(C) Friction welding is a solid-state joining process.
(D) The following reaction is associated with thermit welding:
Note:
stands for gas.Your answerSelect all correct options. You can choose more than one.
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Open questionMTMSQ2 marksNeeds review
Which of the following statements is/are correct for non-destructive testing?
Your answerSelect all correct options. You can choose more than one.
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Open questionMTNAT2 marksNeeds review
The following data is obtained from an experiment:
| x | 1 | 2 | 3 |
| y | 8 | 15 | 19 |
If the data is fit using the straight line
(where m and c are constants) using the least-squares method, then the value of m is ________.
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