Mechanical Engineering MCQ with Answers
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Changing a welding procedure ‘essential’ variable beyond the specified limits during production welding will require
Changing a welding procedure ‘essential’ variable beyond the specified limits during production welding will require
Open 410Steels that have good toughness at very low temperature are alloyed with
Steels that have good toughness at very low temperature are alloyed with
Open 411The main purpose of a ‘slope in’ control in TIG welding is to
The main purpose of a ‘slope in’ control in TIG welding is to
Open 412On welding quenched and tempered steels which of the following would increase the risk of weld HAZ cracking?
On welding quenched and tempered steels which of the following would increase the risk of weld HAZ cracking?
Open 413A fusible insert (or consumable insert) is:
A fusible insert (or consumable insert) is:
Open 414For a multi weld, the interpass temperature is the temperature in the region of the weld:
For a multi weld, the interpass temperature is the temperature in the region of the weld:
Open 415The back step method of welding is used to control:
The back step method of welding is used to control:
Open 416When monitoring production welding, which of the following is the most important reference document for a welding inspector:
When monitoring production welding, which of the following is the most important reference document for a welding inspector:
Open 417Which of the following process will give the lowest level of hydrogen?
Which of the following process will give the lowest level of hydrogen?
Open 418What is the main objective of nick break test:
What is the main objective of nick break test:
Open 419Which of the following could be used detecting laps in carbon steel plates:
Which of the following could be used detecting laps in carbon steel plates:
Open 420The term autogenous welding means:
The term autogenous welding means:
Open 421A typical baking temperature for basic low hydrogen electrode is:
A typical baking temperature for basic low hydrogen electrode is:
Open 422During PWHT it is important to control the rate of heating and cooling in order to
During PWHT it is important to control the rate of heating and cooling in order to
Open 423A burn through may occur because:
A burn through may occur because:
Open 424Which method of inspection is used to detect laminations?
Which method of inspection is used to detect laminations?
Open 425The main objective of fillet fracture test is to
The main objective of fillet fracture test is to
Open 426The most common type of service failure caused by cyclic loading is
The most common type of service failure caused by cyclic loading is
Open 427A MMA electrode with part of the covering missing will
A MMA electrode with part of the covering missing will
Open 428Which of the following materials is most susceptible to hydrogen cracking?
Which of the following materials is most susceptible to hydrogen cracking?
Open 429Which of the following unit is used for impact toughness?
Which of the following unit is used for impact toughness?
Open 430Voltage range of dip transfer:
Voltage range of dip transfer:
Open 431A pipeline is to be laid across the country. Which of the following methods would normally be used to detect root defects:
A pipeline is to be laid across the country. Which of the following methods would normally be used to detect root defects:
Open 432A small diameter pipeline is to be laid across the country. Which of the following method would normally be used to detect internal volumetric defects within the weld:
A small diameter pipeline is to be laid across the country. Which of the following method would normally be used to detect internal volumetric de...
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