MCQOPTIONS
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MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Construction Materials knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The Unit Weight of no fines concrete is about ________ of the Unit Weight of conventional concrete. |
| A. | 2/3 |
| B. | 3/2 |
| C. | 1/2 |
| D. | 3/4 |
| Answer» B. 3/2 | |
| 2. |
The use of reinforcement in the no-fines concrete is generally ________ |
| A. | Economical |
| B. | Recommended |
| C. | Not recommended |
| D. | Corrosion proof |
| Answer» D. Corrosion proof | |
| 3. |
As no-fines concrete has little or no ___________ in the fresh state, it requires long time for the removal of forms. |
| A. | Adhesion |
| B. | Cohesion |
| C. | Shrinkage |
| D. | Swelling |
| Answer» C. Shrinkage | |
| 4. |
The use of lightweight concrete results in the reduction of cost to the extent of about _______ |
| A. | 30% – 40% |
| B. | 50-60% |
| C. | 10-20% |
| D. | 70-80% |
| Answer» B. 50-60% | |
| 5. |
The concrete having bulk density between 5 kN/m3 to 18 kN/m3 is known as _________ |
| A. | Coloured concrete |
| B. | Lightweight concrete |
| C. | No-fines concrete |
| D. | Heavyweight concrete |
| Answer» C. No-fines concrete | |
| 6. |
THE_UNIT_WEIGHT_OF_NO_FINES_CONCRETE_IS_ABOUT__________OF_THE_UNIT_WEIGHT_OF_CONVENTIONAL_CONCRETE.?$ |
| A. | 2/3 |
| B. | 3/2 |
| C. | 1/2 |
| D. | 3/4 |
| Answer» B. 3/2 | |
| 7. |
The use of reinforcement in the no-fines concrete is generally _______? |
| A. | Economical |
| B. | Recommended |
| C. | Not recommended |
| D. | Corrosion proof |
| Answer» D. Corrosion proof | |
| 8. |
As no-fines concrete has little or no ___________ in the fresh state, it requires long time for the removal of forms? |
| A. | Adhesion |
| B. | Cohesion |
| C. | Shrinkage |
| D. | Swelling |
| Answer» C. Shrinkage | |
| 9. |
As compared to conventional concrete, the ________ of no fines concrete is relatively low. |
| A. | Swelling due to absorption |
| B. | Drying shrinkage |
| C. | Capillary action |
| D. | Water transmission |
| Answer» C. Capillary action | |
| 10. |
The ________ Concrete consist of cement, coarse aggregate and water. |
| A. | Heavyweight concrete |
| B. | Lightweight concrete |
| C. | Coloured concrete |
| D. | No-fines concrete |
| Answer» E. | |
| 11. |
The use of lightweight concrete results in the reduction of cost to the extent of about _______ percentage. |
| A. | 30% – 40% |
| B. | 50-60% |
| C. | 10-20% |
| D. | 70-80% |
| Answer» B. 50-60% | |
| 12. |
The only drawback of lightweight concrete is that the ___________ |
| A. | Depth of carbonation |
| B. | Heavy absorption |
| C. | Desalination |
| D. | Oxidation |
| Answer» B. Heavy absorption | |
| 13. |
The sound absorption coefficient of lightweight concrete is nearly ___________ than that of ordinary concrete. |
| A. | Twice |
| B. | Thrice |
| C. | Equal |
| D. | Eight times |
| Answer» B. Thrice | |
| 14. |
The sound absorption of light weight concrete is _________ |
| A. | Medium |
| B. | Bad |
| C. | Good |
| D. | Cannot say |
| Answer» D. Cannot say | |
| 15. |
The concrete having bulk density between 5 kN/m3 to 18 kN/m3 is known as _________ |
| A. | Coloured concrete |
| B. | Lightweight concrete |
| C. | No-fines concrete |
| D. | Heavyweight concrete |
| Answer» C. No-fines concrete | |