Mechanical Engineering MCQ with Answers
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What information would be recorded as a minimum on a completed production weld?
What information would be recorded as a minimum on a completed production weld?
Open 170Why would visual inspection of the excess weld material at the bottom of a cross-country pipeline be important?
Why would visual inspection of the excess weld material at the bottom of a cross-country pipeline be important?
Open 171Why is it essential to clean the excess weld metal on completion of the production weld?
Why is it essential to clean the excess weld metal on completion of the production weld?
Open 172Pure argon is used with the MIG process to weld which material?
Pure argon is used with the MIG process to weld which material?
Open 173The temperature at which chromium carbide is formed is in the range
The temperature at which chromium carbide is formed is in the range
Open 174Weld decay cause which of the following problem
Weld decay cause which of the following problem
Open 175Weld decay can be minimized by specifying a steel with
Weld decay can be minimized by specifying a steel with
Open 176Post weld heat treatment is used to reduce
Post weld heat treatment is used to reduce
Open 177In GMAW MIG/MAG welding, which mode of metal transfer uses frequencies in cycle time?
In GMAW MIG/MAG welding, which mode of metal transfer uses frequencies in cycle time?
Open 178What is meant by the term duty cycle?
What is meant by the term duty cycle?
Open 179What is the purpose of a cross joint tensile test? To check?
What is the purpose of a cross joint tensile test? To check?
Open 180Why is the post weld heat treatment carried out?
Why is the post weld heat treatment carried out?
Open 181Which of the following would not be required before welding?
Which of the following would not be required before welding?
Open 182What is the main difference between EN and ASME welding procedure?
What is the main difference between EN and ASME welding procedure?
Open 183The term manual welding is used when the welder controls?
The term manual welding is used when the welder controls?
Open 184What do the first 2 numbers in MMA electrode represent to EN classification?
What do the first 2 numbers in MMA electrode represent to EN classification?
Open 185What unit measurement is used for Charpy impact testing?
What unit measurement is used for Charpy impact testing?
Open 186When would you measure the minimum preheat temperature?
When would you measure the minimum preheat temperature?
Open 187Who has the responsibility of ensuring the welder is using correct polarity during welding?
Who has the responsibility of ensuring the welder is using correct polarity during welding?
Open 188Who is responsible for site safety?
Who is responsible for site safety?
Open 189Included angle of V joint
Included angle of V joint
Open 190Which BS EN standard is used for welding symbols?
Which BS EN standard is used for welding symbols?
Open 191Which standard is used for European welding procedure qualification?
Which standard is used for European welding procedure qualification?
Open 192If preheating is decreased, which of the following would be most greatly affected?
If preheating is decreased, which of the following would be most greatly affected?
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