MCQOPTIONS
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MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Concrete Technology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Diameter of Round Steel Fiber lies in the range of ________ mm. |
| A. | .3-.5 |
| B. | .25-.75 |
| C. | .155-.41 |
| D. | .25-.90 |
| Answer» C. .155-.41 | |
| 2. |
What is the value of modulus of elasticity for Sulphur infiltered concrete? |
| A. | 60-115 MPa |
| B. | 10-16 MPa |
| C. | 35-50 GPa |
| D. | 500 GPa |
| Answer» D. 500 GPa | |
| 3. |
In bridges, HDC is used. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
Density of no fines concrete with light weight aggregate vary from ________ kg/m3. |
| A. | 1600-1900 |
| B. | <300 |
| C. | >2500 |
| D. | >300 |
| Answer» C. >2500 | |
| 5. |
Light weight cement content for compressive strength 3000 psi is _______ pounds per cubic yard. |
| A. | 400-510 |
| B. | 440-560 |
| C. | 530-660 |
| D. | 630-750 |
| Answer» C. 530-660 | |
| 6. |
WHAT_IS_THE_VALUE_OF_MODULUS_OF_ELASTICITY_FOR_SULPHUR_INFILTERED_CONCRETE??$ |
| A. | 60-115 MPa |
| B. | 10-16 MPa |
| C. | 35-50 GPa |
| D. | 500 GPa |
| Answer» D. 500 GPa | |
| 7. |
Diameter_of_Round_Steel_Fiber_lies_in_the_range_of__________mm.$ |
| A. | .3-.5 |
| B. | .25-.75 |
| C. | .155-.41 |
| D. | .25-.90 |
| Answer» C. .155-.41 | |
| 8. |
“In bridges, HDC is used”. Is it true or false?# |
| A. | True |
| B. | False |
| Answer» B. False | |
| 9. |
Density of no fines concrete with light weight aggregate vary from ________ kg/m3. |
| A. | 1600-1900 |
| B. | <300 |
| C. | >2500 |
| D. | >300 |
| Answer» C. >2500 | |
| 10. |
No fines concrete is manufactured by _____________ |
| A. | By adding no fines materials from normal concrete |
| B. | By eliminating no fines materials from normal concrete |
| C. | By reducing its strength |
| D. | By increasing its strength |
| Answer» C. By reducing its strength | |
| 11. |
Entrainment of air also improves workability and durability. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 12. |
Aerated Concrete is ______________ |
| A. | Very heavy weight |
| B. | Heavy weight |
| C. | Medium weight |
| D. | Light weight |
| Answer» E. | |
| 13. |
The light-weight concrete is prepared by ____________ |
| A. | Mixing Portlandcement with sawdust in specified proportion in the concrete |
| B. | Using coke-breeze, slag as aggregate in the concrete |
| C. | Mixing Al in the concrete |
| D. | Mixing Fe in the concrete |
| Answer» C. Mixing Al in the concrete | |
| 14. |
Light weight cement content for compressive strength 3000 psi is __ pounds per cubic yard. |
| A. | 400-510 |
| B. | 440-560 |
| C. | 530-660 |
| D. | 630-750 |
| Answer» C. 530-660 | |
| 15. |
The cement concrete, from which entrained air and excess water are removed after placing it in position, is called ________ |
| A. | Vacuum concrete |
| B. | LWC |
| C. | Prestressed concrete |
| D. | Sawdust concrete |
| Answer» B. LWC | |