MCQOPTIONS
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MCQOPTIONS
This section includes 15 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 strength parameter generally used for soil is ______ |
| A. | Cohesion |
| B. | Proctor |
| C. | Triaxial compression |
| D. | CBR |
| Answer» E. | |
| 2. |
The temperature below freezing point and the duration of freezing are the factors that determine ______ |
| A. | Width of frost action |
| B. | Speed of frost action |
| C. | Depth of frost action |
| D. | Intensity of frost action |
| Answer» D. Intensity of frost action | |
| 3. |
The elastic modulii values are determined using elasticity tests. |
| A. | True |
| B. | False |
| Answer» C. | |
| 4. |
During cold weather, the bituminous layer of the pavement becomes ______ and cracks are formed. |
| A. | Dry |
| B. | Brittle |
| C. | Soft |
| D. | Moist |
| Answer» C. Soft | |
| 5. |
As per the deflection criterion, the ESWL is that single wheel load having the same contact pressure which produces the same ______ at depth z. |
| A. | Minimum deflection |
| B. | Maximum deflection |
| C. | Deflection |
| D. | Threshold deflection |
| Answer» C. Deflection | |
| 6. |
What would be the ESWL of a dual wheel load assembly of 4088 kg at a thickness of 30 cm, if the parameters S = 27 cm and d = 12 cm? |
| A. | 3400.08 kg |
| B. | 3040.08 kg |
| C. | 3440.08 kg |
| D. | 3404.08 kg |
| Answer» E. | |
| 7. |
Thawing always proceeds from the bottom of the pavement to the top. |
| A. | True |
| B. | False |
| Answer» C. | |
| 8. |
Which of the below is an incorrect assumption made in the Boyd and Foster method? |
| A. | Equivalency concept based on equal deflection |
| B. | Contact area is circular |
| C. | Soil is elastic, homogeneous and isotropic |
| D. | Influence angle is 45° |
| Answer» B. Contact area is circular | |
| 9. |
Which of the below is not used as salt as the remedy for frost action? |
| A. | Zinc chloride |
| B. | Sodium chloride |
| C. | Sulphur dioxide |
| D. | Calcium chloride |
| Answer» D. Calcium chloride | |
| 10. |
According to what criteria is the graphical method of ESWL computation carried out? |
| A. | Deflection |
| B. | Strain |
| C. | Stress |
| D. | Load |
| Answer» D. Load | |
| 11. |
What is the formula for the centre to centre spacing between wheels, S?a) S=(d-2a)b) S=(d+a)c) S=(d-a)d) S=(d+2 |
| A. | S=(d-2a) |
| B. | S=(d+a) |
| C. | S=(d-a) |
| D. | S=(d+2a) |
| Answer» E. | |
| 12. |
What adverse effects does the term frost action relate to? |
| A. | Frost heave and frost melting |
| B. | Freeze/thaw cycles and frost melting |
| C. | Frost heave and freeze/thaw cycles |
| D. | Frost heave, freeze/thaw cycles and frost melting |
| Answer» E. | |
| 13. |
In which of the traffic approaches for pavement design, is the thickness of pavement based on the number of repetitions of standard axle load? |
| A. | Fixed traffic |
| B. | Variable traffic |
| C. | Variable vehicle |
| D. | Fixed vehicle |
| Answer» E. | |
| 14. |
If there are two wheels on one side of the axle, then it must be converted into ______ |
| A. | EWL |
| B. | ESL |
| C. | ESWL |
| D. | EL |
| Answer» D. EL | |
| 15. |
The contact pressure of the wheel is obtained as ______ |
| A. | Force by wheel per pavement area |
| B. | Load on wheel per contact area |
| C. | Load on wheel per pavement area |
| D. | Force by wheel per contact area |
| Answer» C. Load on wheel per pavement area | |