Mechanical Engineering MCQ with Answers
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Why is the post weld heat treatment carried out?
Why is the post weld heat treatment carried out?
Open 314Which of the following would not be required before welding?
Which of the following would not be required before welding?
Open 315What is the main difference between EN and ASME welding procedure?
What is the main difference between EN and ASME welding procedure?
Open 316The term manual welding is used when the welder controls?
The term manual welding is used when the welder controls?
Open 317What 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 318Pure argon is used with the MIG process to weld which material?
Pure argon is used with the MIG process to weld which material?
Open 319If 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?
Open 320In medium carbon steels a fast cooling rate would most likely cause which of the following?
In medium carbon steels a fast cooling rate would most likely cause which of the following?
Open 321Which standard is used for European welding procedure qualification?
Which standard is used for European welding procedure qualification?
Open 322Sequential welding is referred to which of the following?
Sequential welding is referred to which of the following?
Open 323Which MMA electrode is commonly used for vertical down welding?
Which MMA electrode is commonly used for vertical down welding?
Open 324What unit measurement is used for Charpy impact testing?
What unit measurement is used for Charpy impact testing?
Open 325Which BS EN standard is used for welding symbols?
Which BS EN standard is used for welding symbols?
Open 326Included angle of V joint
Included angle of V joint
Open 327Who is responsible for site safety?
Who is responsible for site safety?
Open 328Who 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 329When would you measure the minimum preheat temperature?
When would you measure the minimum preheat temperature?
Open 330What is the width-depth ratio to prevent solidification crack?
What is the width-depth ratio to prevent solidification crack?
Open 331A electrode is classified to BS EN 499 as E 35 3 B. What does 35 mean?
A electrode is classified to BS EN 499 as E 35 3 B. What does 35 mean?
Open 332Large diameter pipe with a wall thickness of 10 mm is to be used for a cross-country pipeline. Which electrode type could be used to combine high welding speed and deep penetration
Large diameter pipe with a wall thickness of 10 mm is to be used for a cross-country pipeline. Which electrode type could be used to combine high...
Open 333Which NDT method is associated with the use of a yoke?
Which NDT method is associated with the use of a yoke?
Open 334A transverse tensile test piece will give:
A transverse tensile test piece will give:
Open 335Weldments in carbon manganese steels, made by low heat input welding, may show:
Weldments in carbon manganese steels, made by low heat input welding, may show:
Open 336When measuring arc voltage where should the measuring instrument be connected?
When measuring arc voltage where should the measuring instrument be connected?
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