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This section includes 13 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. |
Which aggregates have low shrinkage? |
| A. | Grave |
| B. | Sand stone |
| C. | Quartz |
| D. | Granite |
| Answer» D. Granite | |
| 2. |
Which aggregates have high shrinkage? |
| A. | Grave |
| B. | Sand stone |
| C. | Quartz |
| D. | Granite |
| Answer» C. Quartz | |
| 3. |
From the below figure, what is C here? |
| A. | Grave |
| B. | Sand stone |
| C. | Quartz |
| D. | Granite |
| Answer» D. Granite | |
| 4. |
From the below figure, what is B here? |
| A. | Grave |
| B. | Sand stone |
| C. | Quartz |
| D. | Granite |
| Answer» E. | |
| 5. |
From the below figure, what is A here? |
| A. | Grave |
| B. | Sand stone |
| C. | Quartz |
| D. | Granite |
| Answer» B. Sand stone | |
| 6. |
If the concrete is placed in 100% relative humidity for a length of time then there WON’T be any shrinkage. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
WHICH_AGGREGATES_HAVE_HIGH_SHRINKAGE??$ |
| A. | Grave |
| B. | Sand stone |
| C. | Quartz |
| D. | Granite |
| Answer» C. Quartz | |
| 8. |
Which_aggregates_have_low_shrinkage?$ |
| A. | Grave |
| B. | Sand stone |
| C. | Quartz |
| D. | Granite |
| Answer» D. Granite | |
| 9. |
The magnitude of autogenous shrinkage is ________ |
| A. | .001 |
| B. | .0001 |
| C. | .01 |
| D. | .1 |
| Answer» D. .1 | |
| 10. |
“If the concrete is placed in 100% relative humidity for a length of time then there WON’T be any shrinkage”. Is it true or false?$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 11. |
It is observed that 66-85% of the 20 years shrinkage occurs in _____ |
| A. | 2 weeks |
| B. | 3 months |
| C. | 6 months |
| D. | 1 year |
| Answer» E. | |
| 12. |
It is observed that 40-80% of the 20 years shrinkage occurs in _____________ |
| A. | 2 weeks |
| B. | 3 months |
| C. | 6 months |
| D. | 1 year |
| Answer» C. 6 months | |
| 13. |
It is observed that 14-34% of the 20 years shrinkage occurs in ________ |
| A. | 2 weeks |
| B. | 3 months |
| C. | 6 months |
| D. | 1 year |
| Answer» B. 3 months | |