MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Building Construction knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following operations involved in mechanical treatment of steel is used to make wires and rods? |
| A. | Forging |
| B. | Drawing |
| C. | Pressing |
| D. | Rolling |
| Answer» C. Pressing | |
| 2. |
Which process is used to make the steel soft? |
| A. | Hardening |
| B. | Nitriding |
| C. | Annealing |
| D. | Cementing |
| Answer» D. Cementing | |
| 3. |
___________ is the process of saturating the surface layer of steel with nitrogen by heating. |
| A. | Nitriding |
| B. | Normalising |
| C. | Nitrating |
| D. | Tempering |
| Answer» B. Normalising | |
| 4. |
Which of the following is not a property of hard steel? |
| A. | Hard steel can be readily forged and welded |
| B. | It rusts easily |
| C. | Hard steel can be magnetised permanently |
| D. | The specific gravity of hard steel is 7.90 |
| Answer» B. It rusts easily | |
| 5. |
Which of the following is not a property of mild steel? |
| A. | Mild steel is ductile and malleable |
| B. | It can be used for all types of structural work |
| C. | It cannot be magnetised permanently |
| D. | Mild steel can be easily forged and welded |
| Answer» D. Mild steel can be easily forged and welded | |
| 6. |
Which of the following statements about ribbed-torsteel bars is false? |
| A. | They possess excellent bonding properties |
| B. | They can be easily identified |
| C. | They serve as efficient concrete reinforcement |
| D. | Ordinary plain round bars posses better structural properties than these bars |
| Answer» E. | |
| 7. |
Cold shortness is a defect occurring in steel due to the presence of an excess amount of ___________ |
| A. | Potassium |
| B. | Phosphorus |
| C. | Sodium |
| D. | Magnesium |
| Answer» C. Sodium | |
| 8. |
The structure of blister steel is homogeneous and is used for making edge tools. |
| A. | True |
| B. | False |
| Answer» C. | |
| 9. |
Which of the following forms of steel is popularly known as rolled steel joist or beam? |
| A. | I-section |
| B. | Expanded metal |
| C. | Corrugated sheet |
| D. | Channel section |
| Answer» B. Expanded metal | |
| 10. |
Red shortness is a defect occurring in steel due to the presence of an excess amount of ___________ |
| A. | Sulphur |
| B. | Phosphorus |
| C. | Sodium |
| D. | Calcium |
| Answer» B. Phosphorus | |