McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: Manufacturing Engineering .
Chapters
| 1. |
Junction between two work piece and weld face is known as? |
| A. | Throat |
| B. | Toe |
| C. | Root |
| D. | Puddle |
| Answer» A. Throat | |
| 2. |
Portion at which two work piece are at the nearest distance is called as? |
| A. | Throat |
| B. | Toe |
| C. | Root |
| D. | Puddle |
| Answer» C. Root | |
| 3. |
Which of the following defects occur due to flux employed and electrode coating? |
| A. | Inclusion of slay |
| B. | Inadequate penetration |
| C. | Incomplete fusion |
| D. | Porosity |
| Answer» A. Inclusion of slay | |
| 4. |
Which ofthe following defectsoccurwhen thedeposited metal are notfocused atthe root of weld? |
| A. | Inclusion of slay |
| B. | Inadequate penetration |
| C. | Incomplete fusion |
| D. | Porosity |
| Answer» B. Inadequate penetration | |
| 5. |
Which of the following defects occur when weld metal layer fail to fuse together? |
| A. | Inclusion of slay |
| B. | Inadequate penetration |
| C. | Incomplete fusion |
| D. | Porosity |
| Answer» C. Incomplete fusion | |
| 6. |
Which ofthe following defects occur due to the entrapment of gas bubbles by the freezing dendrites during the cooling of molten pad? |
| A. | Inclusion of slay |
| B. | Inadequate penetration |
| C. | Incomplete fusion |
| D. | Porosity |
| Answer» D. Porosity | |
| 7. |
Which of the following defects occur due to melting or burning away of base metal? |
| A. | Under cut |
| B. | Spatter |
| C. | Cracking in weld metal |
| D. | Cold cracking |
| Answer» A. Under cut | |
| 8. |
Which of the following defects occur due to scattering of metal around the vicinity of weld? |
| A. | Under cut |
| B. | Spatter |
| C. | Cracking in weld metal |
| D. | Cold cracking |
| Answer» B. Spatter | |
| 9. |
Which of the following defects occur due to incorrect welding techniques? |
| A. | Under cut |
| B. | Hot cracking |
| C. | Cracking in weld metal |
| D. | Cold cracking |
| Answer» C. Cracking in weld metal | |
| 10. |
Which of the following defect is influenced by sulphur and carbon content of weld metals? |
| A. | Under cut |
| B. | Hot cracking |
| C. | Cracking in weld metal |
| D. | Cold cracking |
| Answer» B. Hot cracking | |
| 11. |
The depth up to which the filler material is mixed up with base metal is called as? |
| A. | Deposition |
| B. | Reinforcement |
| C. | Penetration |
| D. | Fusion depth |
| Answer» C. Penetration | |
| 12. |
The raised portion from the parent metal in welding is known as? |
| A. | Deposition |
| B. | Fusion depth |
| C. | Penetration |
| D. | Reinforcement |
| Answer» D. Reinforcement | |
| 13. |
Penetrants of which colour are not used? |
| A. | Red |
| B. | Blue |
| C. | Green |
| D. | Yellow |
| Answer» A. Red | |
| 14. |
Which of the following defect is not detected by dye penetrant test? |
| A. | Non-metallic inclusions |
| B. | Leaks |
| C. | Cracks |
| D. | Forging defects |
| Answer» A. Non-metallic inclusions | |
| 15. |
Which of the following materials can be tested using magnetic particle testing? |
| A. | Brass |
| B. | Steel |
| C. | Bronze |
| D. | Solder |
| Answer» B. Steel | |
| 16. |
Magnetic particles with fluorescent coating are seen under which light? |
| A. | White light |
| B. | Infrared light |
| C. | Black light |
| D. | Ultraviolet light |
| Answer» D. Ultraviolet light | |
| 17. |
Eddy currents are not used for the measure of which of the following properties? |
| A. | Electrical conductivity |
| B. | Magnetic resistivity |
| C. | Hardness |
| D. | Grain size |
| Answer» B. Magnetic resistivity | |
| 18. |
Eddy current inspection method cannot be detect which of the following defect? |
| A. | Laps |
| B. | Seams |
| C. | Voids |
| D. | Surface crack |
| Answer» D. Surface crack | |
| 19. |
In which of the following materials, ultrasonic testing cannot be used? |
| A. | Plastics |
| B. | Ceramics |
| C. | Non-ferrous objects |
| D. | Ferrous object |
| Answer» D. Ferrous object | |
| 20. |
Ultrasonic testing is a portable process. |
| A. | True |
| B. | False |
| C. | all |
| D. | none |
| Answer» A. True | |
| 21. |
Charpy test is not a type of impact test. |
| A. | True |
| B. | False |
| C. | all |
| D. | none |
| Answer» B. False | |
| 22. |
Which ofthe following non destructive testing is used to detect change incomposition of any material? |
| A. | Liquid penetration test |
| B. | Ultrasonic test |
| C. | Eddy current test |
| D. | Radiography |
| Answer» D. Radiography | |
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