MCQOPTIONS
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MCQOPTIONS
This section includes 13 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. |
Find the angle of shearing resistance of sand subjected to drained triaxial test for the following data:
|
| A. | nCell pressure, <sub>3</sub> = 200 kN/m<sup>2</sup> |
| B. | 23.88 |
| C. | 32.88 |
| D. | 33 |
| E. | 32 |
| Answer» C. 32.88 | |
| 2. |
In the vane shear test, the difference between the initial and final reading gives the ______ |
| A. | Angle of failure |
| B. | Angle of repose |
| C. | Angle of internal friction |
| D. | Angle of torque |
| Answer» E. | |
| 3. |
Which of the below sieve sets for gravel has been arranged in sequential order? |
| A. | 2, 1 mm, 600, 425, 212, 150, 75 microns |
| B. | 600, 425, 212, 150, 75 microns |
| C. | 80, 40, 20, 10, 4.75 mm |
| D. | 40, 20, 10, 5, 4.75 mm |
| Answer» D. 40, 20, 10, 5, 4.75 mm | |
| 4. |
Soil compacted at optimum moisture content reduces swelling of the soil. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
As per the Mohr-Coulomb theory, the point inside the Mohr s circle is considered to be ______ |
| A. | Not possible |
| B. | Failure |
| C. | Stable |
| D. | Unstable |
| Answer» D. Unstable | |
| 6. |
Which of the below indices is a measure of shearing strength of soil at the plastic limit? |
| A. | Plasticity index |
| B. | Consistency index |
| C. | Flow index |
| D. | Toughness index |
| Answer» E. | |
| 7. |
The test to obtain values of consistency limits are carried out as per which IS code? |
| A. | IS 2720 Part V |
| B. | IS 2720 Part VII |
| C. | IS 2720 Part IV |
| D. | IS 2720 Part III |
| Answer» B. IS 2720 Part VII | |
| 8. |
Determine the CBR value of the specimen at 2.5 mm penetration if the dial reading obtained from the graph is 35 divisions and 100 division of load dial represents 190 kg load in the calibration chart of proving ring. |
| A. | 4.8% |
| B. | 4.9% |
| C. | 4.8 |
| D. | 4.9 |
| Answer» C. 4.8 | |
| 9. |
What is the angle of internal friction for a saturated soil sample that fails under axial stress of 100 kN/m2 in an unconfined compression test and the failure plane makes an angle of 50 with the horizontal? |
| A. | 10 |
| B. | 20 |
| C. | 15 |
| D. | 25 |
| Answer» B. 20 | |
| 10. |
Modulus of subgrade reaction is defined as pressure sustained per unit volume of subgrade. |
| A. | True |
| B. | False |
| Answer» C. | |
| 11. |
What does CBR stand for? |
| A. | California Binding Ratio |
| B. | Combined Binding Ratio |
| C. | California Bearing Ratio |
| D. | Combined Bearing Ratio |
| Answer» D. Combined Bearing Ratio | |
| 12. |
The ______ test can be conducted in-situ as well as in the laboratory. |
| A. | CBR |
| B. | Unconfined compression |
| C. | Triaxial |
| D. | Direct shear |
| Answer» B. Unconfined compression | |
| 13. |
The tests to evaluate the strength of subgrade soil can be broadly classified as ______ |
| A. | Shear and penetration tests |
| B. | Shear and bearing tests |
| C. | Bearing and penetration tests |
| D. | Shear, bearing and penetration tests |
| Answer» E. | |