Mechanical Engineering MCQ with Answers
Use AskChainX mechanical engineering MCQs for quick practice, exam preparation, interview revision, and mock tests.
Popular search topics
Searchable question pages
Approved public questions with clean URLs, answer options, and explanation pages.
When examining a completed bend test, the angle of the bend was found to be 185°. The testing specification calls for the sample to have been formed through 180°
When examining a completed bend test, the angle of the bend was found to be 185°. The testing specification calls for the sample to have been for...
Open 290In a cross joint tensile test, the following observations were made; specimen width: 20mm, material thickness: 20mm, max load 180KN, break position: parent plate. What is the UTS?
In a cross joint tensile test, the following observations were made; specimen width: 20mm, material thickness: 20mm, max load 180KN, break positi...
Open 291Charpy impact test showing rough torn surface after the completed test, this would indicate which type of failure
Charpy impact test showing rough torn surface after the completed test, this would indicate which type of failure
Open 292A butt weld has been made by MMA in a 50 thick impact tested steel plate. The welding electrode used was a basic type 5mm diameter, the measured running parameters for one run was
A butt weld has been made by MMA in a 50 thick impact tested steel plate. The welding electrode used was a basic type 5mm diameter, the measured...
Open 293What is a typical ARC voltage setting when welding with TIG (GTAW) process in AC?
What is a typical ARC voltage setting when welding with TIG (GTAW) process in AC?
Open 294When MMA welding what will be the effect on the weld if the power source was changed from AC to DC -ve?
When MMA welding what will be the effect on the weld if the power source was changed from AC to DC -ve?
Open 295When using multiple SAW arc systems (twin wires etc.), the arc often has different polarities or use all AC rather than DC polarity. This is to
When using multiple SAW arc systems (twin wires etc.), the arc often has different polarities or use all AC rather than DC polarity. This is to
Open 296How is preheat for tack welds during assembly and fit up determined?
How is preheat for tack welds during assembly and fit up determined?
Open 297Which is the mode of metal transfer for the TIG (GTAW) welding process?
Which is the mode of metal transfer for the TIG (GTAW) welding process?
Open 298Which of the following processes uses a flat characteristic?
Which of the following processes uses a flat characteristic?
Open 299When welding medium carbon steel plates over 100 mm in thickness would the basic electrodes require any pretreatment before use?
When welding medium carbon steel plates over 100 mm in thickness would the basic electrodes require any pretreatment before use?
Open 300Which of the following defects is usually associated with the MAG (GMAW) welding process when using DIP transfer?
Which of the following defects is usually associated with the MAG (GMAW) welding process when using DIP transfer?
Open 301What would be the most likely SAW flux type for welding medium carbon steel which requires impact testing?
What would be the most likely SAW flux type for welding medium carbon steel which requires impact testing?
Open 302With which of the following NDE processes is it possible to detect both surface and slight sub-surface defects up to 2 mm below the surface
With which of the following NDE processes is it possible to detect both surface and slight sub-surface defects up to 2 mm below the surface
Open 303For MPI using the prods methods, which of the following statements is true
For MPI using the prods methods, which of the following statements is true
Open 304Which of the following commonly used radioactive isotopes has the longest half-life?
Which of the following commonly used radioactive isotopes has the longest half-life?
Open 305Weld decay occurs in which of the following steel types
Weld decay occurs in which of the following steel types
Open 306The temperature at which chromium carbide is formed is in the range
The temperature at which chromium carbide is formed is in the range
Open 307Weld decay cause which of the following problem
Weld decay cause which of the following problem
Open 308Weld decay can be minimized by specifying a steel with
Weld decay can be minimized by specifying a steel with
Open 309Post weld heat treatment is used to reduce
Post weld heat treatment is used to reduce
Open 310In 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 311What is meant by the term duty cycle?
What is meant by the term duty cycle?
Open 312What is the purpose of a cross joint tensile test? To check?
What is the purpose of a cross joint tensile test? To check?
Open