MCQOPTIONS
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MCQOPTIONS
This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Highway Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The sum of flakiness index and elongation index should not exceed __________ |
| A. | 15 |
| B. | 20 |
| C. | 30 |
| D. | 40 |
| Answer» D. 40 | |
| 2. |
The flakiness index for surface dressing should not exceed __________ |
| A. | 15% |
| B. | 25% |
| C. | 35% |
| D. | 45% |
| Answer» C. 35% | |
| 3. |
The crushing value of the aggregate determines its __________ |
| A. | Hardness |
| B. | Strength |
| C. | Toughness |
| D. | Durability |
| Answer» C. Toughness | |
| 4. |
The specific gravity for aggregates should be within the range of __________ |
| A. | 2.5-2.8 |
| B. | 2.6-2.9 |
| C. | 2.4-2.6 |
| D. | 2.2-2.6 |
| Answer» C. 2.4-2.6 | |
| 5. |
The skid number for highways should not be less than __________ |
| A. | 55 |
| B. | 45 |
| C. | 35 |
| D. | 25 |
| Answer» B. 45 | |
| 6. |
If the aggregates are exceptionally strong then they are having impact value which is? |
| A. | Less than 10 |
| B. | Less than 15 |
| C. | Less than 30 |
| D. | Greater than 30 |
| Answer» B. Less than 15 | |
| 7. |
The capability of aggregate to resist more weathering action and wheel load is called __________ |
| A. | Hardness |
| B. | Toughness |
| C. | Durability |
| D. | Angularity |
| Answer» D. Angularity | |
| 8. |
Impact value is used to measure? |
| A. | Hardness |
| B. | Toughness |
| C. | Wheel load |
| D. | Strength |
| Answer» C. Wheel load | |
| 9. |
Soft aggregates are used in __________ |
| A. | Lower layers |
| B. | Upper layers |
| C. | Everywhere in the pavement |
| D. | Depends on the material |
| Answer» B. Upper layers | |
| 10. |
Sand obtained from river is used as __________ |
| A. | Course aggregate |
| B. | Fine aggregate |
| C. | Filling materials |
| D. | Substitute |
| Answer» C. Filling materials | |
| 11. |
Stone aggregate do not have to resist __________ |
| A. | Weathering effect |
| B. | Traffic load |
| C. | Wheel load stress |
| D. | Soil load |
| Answer» E. | |
| 12. |
If the shear strength of the non-cohesive soil is 84KN/m2 and angle of friction is 30 degrees, then the normal strength in KN/m2 is? |
| A. | 140 |
| B. | 141 |
| C. | 143 |
| D. | 145 |
| Answer» E. | |
| 13. |
The plate bearing test is used to evaluate __________ |
| A. | Modulus of sub grade reaction |
| B. | Modulus of sub base reaction |
| C. | Modulus of base reaction |
| D. | Modulus of pavement |
| Answer» B. Modulus of sub base reaction | |
| 14. |
If the load value at 2.5mm penetration in CBR is 190kg and the load for 5.0mm penetration is 48kg, then the CBR value at 5 mm penetration is? |
| A. | 4.6 |
| B. | 4.4 |
| C. | 4.3 |
| D. | 4.1 |
| Answer» C. 4.3 | |