MCQOPTIONS
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MCQOPTIONS
This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Design Steel Structures knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following is not true regarding pre-heating of heat affected zone ? |
| A. | Pre-heating does not help to reduce heat affected zone cracks |
| B. | Pre-heating increases the cost of welding |
| C. | It is done to remove surface moisture in highly humid conditions |
| D. | It is done to disperse hydrogen away from weld pool and heat affected zone |
| Answer» B. Pre-heating increases the cost of welding | |
| 2. |
Choose the correct option regarding weld metal. |
| A. | Weld metal is same as parent metal |
| B. | Weld metal is same as steel |
| C. | It has higher yield to ultimate ratio |
| D. | It has higher ductility compared to structural steel |
| Answer» D. It has higher ductility compared to structural steel | |
| 3. |
CHOOSE_THE_CORRECT_OPTION_REGARDING_WELD_METAL.?$ |
| A. | Weld metal is same as parent metal |
| B. | Weld metal is same as steel |
| C. | It has higher yield to ultimate ratio |
| D. | It has higher ductility compared to structural steel |
| Answer» D. It has higher ductility compared to structural steel | |
| 4. |
Which_of_the_following_is_not_true_regarding_pre-heating_of_heat_affected_zone_?$ |
| A. | Pre-heating does not help to reduce heat affected zone cracks |
| B. | Pre-heating increases the cost of welding |
| C. | It is done to remove surface moisture in highly humid conditions |
| D. | It is done to disperse hydrogen away from weld pool and heat affected zone |
| Answer» B. Pre-heating increases the cost of welding | |
| 5. |
Which of the following is true about slot and plug welds? |
| A. | They are extensively used in steel construction |
| B. | They are assumed to fail in shear |
| C. | The inspection of these welds is easy |
| D. | They are normally used to connect members carrying tensile loads |
| Answer» C. The inspection of these welds is easy | |
| 6. |
Which of the following is not true regarding fillet welds? |
| A. | They require less precision in fitting up two sections |
| B. | They are adopted in field as well as shop welding |
| C. | They are assumed to fail in tension |
| D. | They are cheaper than groove welds |
| Answer» D. They are cheaper than groove welds | |
| 7. |
Groove welds should have ________ strength as member they join. |
| A. | same |
| B. | less |
| C. | greater |
| D. | half |
| Answer» B. less | |
| 8. |
Which of the following groove weld is used for plates of thickness more than 40mm? |
| A. | Double-bevel |
| B. | Single-J |
| C. | Single-U |
| D. | Double-U |
| Answer» E. | |
| 9. |
The size of root gap and root face for groove weld does not depend on : |
| A. | type of welding process |
| B. | welding position |
| C. | type of metal plate |
| D. | volume of deposited material |
| Answer» D. volume of deposited material | |
| 10. |
Which of the following is true about back-up strip provided at bottom of single-V grooves? |
| A. | Back-up strips are commonly used when welding is done from both the sides |
| B. | Back-up strips are commonly used when root opening is sufficient |
| C. | It creates a problem of burn-through |
| D. | It introduces a crevice into the weld geometry |
| Answer» E. | |
| 11. |
Which of the following type of weld is most suitable for lap and T-joints? |
| A. | Fillet weld |
| B. | Groove weld |
| C. | Slot weld |
| D. | Plug weld |
| Answer» B. Groove weld | |
| 12. |
Arrange the following welds in ascending order as per their usage in structural engineering applications. |
| A. | fillet weld, groove weld, slot and plug weld |
| B. | slot and plug weld, groove weld, fillet weld |
| C. | groove weld, fillet weld, slot and plug weld |
| D. | fillet weld, slot and plug weld, groove weld |
| Answer» C. groove weld, fillet weld, slot and plug weld | |