MCQOPTIONS
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MCQOPTIONS
This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Pavement Design knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The friction coefficient of coarse aggregate should be more than 55. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
What would be the width of a slot in the thickness gauge if the sieve sets are 20 mm and 16 mm? |
| A. | 20.2 mm |
| B. | 32.4 mm |
| C. | 10.8 mm |
| D. | 13.5 mm |
| Answer» D. 13.5 mm | |
| 3. |
The polished stone value of an aggregate is reported as the ______ of the two values of ______ |
| A. | Mean, abrasion number |
| B. | Mean, skid number |
| C. | Sum, skid number |
| D. | Sum, abrasion number |
| Answer» C. Sum, skid number | |
| 4. |
Which of the below test procedure pairs are matched correctly? |
| A. | Impact test 2 layers tamped 25 times each |
| B. | Angularity number 3 layers tamped 100 times each |
| C. | Bulk density 2 layers tamped 25 times each |
| D. | Crushing value 3 layers tamped 50 times each |
| Answer» C. Bulk density 2 layers tamped 25 times each | |
| 5. |
After the abrasion test, the sample is passed through which sieve? |
| A. | 2.36 mm |
| B. | 1.45 mm |
| C. | 1.7 mm |
| D. | 2.5 mm |
| Answer» D. 2.5 mm | |
| 6. |
What is used as a charge in the Dorry abrasion test? |
| A. | Sand |
| B. | Steel balls |
| C. | Steel shavings |
| D. | Crushed gravel |
| Answer» B. Steel balls | |
| 7. |
The combined index is obtained by ______ the flakiness and elongation index. |
| A. | Subtracting |
| B. | Adding |
| C. | Taking average |
| D. | Multiplying |
| Answer» C. Taking average | |
| 8. |
The result for soundness test is expressed in terms of ______ |
| A. | Percentage density gain |
| B. | Percentage density loss |
| C. | Percentage weight loss |
| D. | Percentage weight gain |
| Answer» D. Percentage weight gain | |
| 9. |
There are six types of tests to conduct the adhesion test on aggregates. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 10. |
What is the weight of the charge used in the Los Angeles abrasion test? |
| A. | 416.67 mg |
| B. | 450.55 mg |
| C. | 450.55 g |
| D. | 416.67 g |
| Answer» E. | |
| 11. |
In a length gauge used for determination of elongation index, what is the length of gauge size for sieve sets 25 mm and 20 mm? |
| A. | 25.65 |
| B. | 40.5 |
| C. | 81 |
| D. | 32.4 |
| Answer» C. 81 | |
| 12. |
What type of pavement can aggregate with an aggregate impact value of 26% not be used in? |
| A. | Cement concrete base course |
| B. | Bitumen bound macadam base course |
| C. | Bituminous concrete surface course |
| D. | Water bound macadam base course |
| Answer» D. Water bound macadam base course | |