MCQOPTIONS
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MCQOPTIONS
This section includes 44 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. |
In Burmister analysis, the subgrade layer is infinite only in vertical direction. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
In Burmister analysis, the subgrade layers are non-homogeneous and anisotropic. |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
If F is a dimensionless factor, the defection in rigid plate of radius a is__________ |
| A. | \(∆=\frac{pa}{E} 1.5F\) |
| B. | \(∆=\frac{pa}{E} 1.18F\) |
| C. | \(∆=\frac{a^2}{2E} 1.18F\) |
| D. | \(∆=\frac{pa}{E} 2F\) |
| Answer» B. \(∆=\frac{pa}{E} 1.18F\) | |
| 4. |
The Burmister’s influence coefficient is ________ |
| A. | \(C_B=\frac{σ_z}{p} \) |
| B. | CB=σz-p |
| C. | CB=σz*p |
| D. | CB=σz+p |
| Answer» B. CB=σz-p | |
| 5. |
If the load is at the surface of subgrade, the elastic strain is ________ |
| A. | \(∆=\frac{pa}{E} 1.5\) |
| B. | \(∆=\frac{3pa^2}{2E} 2.5\) |
| C. | \(∆=\frac{a^2}{2E} 3\) |
| D. | \(∆=\frac{pa^2}{2E} 3.5\) |
| Answer» B. \(∆=\frac{3pa^2}{2E} 2.5\) | |
| 6. |
If the load is at the surface of subgrade, the Boussinesq settlement factor is given by ________ |
| A. | 1.5 |
| B. | 2 |
| C. | 2.5 |
| D. | 3 |
| Answer» B. 2 | |
| 7. |
The Boussinesq settlement factor is given by _______ |
| A. | \(F_B=\frac{3}{2} \frac{1}{1+(\frac{z}{a})^2}\) |
| B. | \(F_B=\frac{3}{2} \frac{1}{(1+(\frac{z}{a})^2)^\frac{5}{2}}\) |
| C. | \(F_B=\frac{3}{2} \frac{1}{(1+(\frac{z}{a})^2)^\frac{1}{2}}\) |
| D. | \(F_B=\frac{1}{(1+(\frac{z}{a})^2)^\frac{1}{2}}\) |
| Answer» D. \(F_B=\frac{1}{(1+(\frac{z}{a})^2)^\frac{1}{2}}\) | |
| 8. |
For a Poisson’s ratio of 0.5, the elastic strain ∆ in terms of Boussinesq settlement factor is __________ |
| A. | \(∆=\frac{pa}{E} F_B\) |
| B. | \(∆=\frac{3pa^2}{2E} F_B\) |
| C. | \(∆=\frac{a^2}{2E} F_B\) |
| D. | \(∆=\frac{pa^2}{2E} F_B\) |
| Answer» B. \(∆=\frac{3pa^2}{2E} F_B\) | |
| 9. |
For a Poisson’s ratio of 0.5, the elastic strain ∆ is ___________ |
| A. | \(∆=\frac{3pa^2}{2E} \) |
| B. | \(∆=\frac{pa^2}{2E(a^2+z^2)^\frac{1}{2}} \) |
| C. | \(∆=\frac{3pa^2}{2E(a^2+z^2)^\frac{1}{2}} \) |
| D. | \(∆=\frac{a^2}{2E(a^2+z^2)^\frac{1}{2}} \) |
| Answer» D. \(∆=\frac{a^2}{2E(a^2+z^2)^\frac{1}{2}} \) | |
| 10. |
The elastic strain ∆ of the subgrade is __________ |
| A. | \(∆=\frac{p}{E}\left[(2-2μ^2)(a^2+z^2)^\frac{1}{2}-\frac{(1+μ) z^2}{(a^2+z^2)^\frac{1}{2}}+(μ+2μ^2-1)z\right]\) |
| B. | \(∆=\frac{p}{2}\left[\frac{2(1+μ)z}{(a^2+z^2)^\frac{1}{2}}+ \frac{z^3}{(a^2+z^2)^\frac{3}{2}}\right]\) |
| C. | \(∆=\frac{p}{2}\left[1-2μ-\frac{2(1+μ)z}{(a^2+z^2)^\frac{1}{2}}+ \frac{z^3}{(a^2+z^2)^\frac{3}{2}}\right]\) |
| D. | \(∆=\frac{p}{2}\left[1+2μ-\frac{2(1+μ)z}{(a^2+z^2)^\frac{1}{2}}+ \frac{z^3}{(a^2+z^2)^\frac{3}{2}}\right]\) |
| Answer» B. \(∆=\frac{p}{2}\left[\frac{2(1+μ)z}{(a^2+z^2)^\frac{1}{2}}+ \frac{z^3}{(a^2+z^2)^\frac{3}{2}}\right]\) | |
| 11. |
The vertical strain ∈z due to triaxial load (σz,σr,σt=σr) under the center of plate is _________ |
| A. | \(∈_z=\frac{1}{E}[σ_z-μ(σ_r)]\) |
| B. | \(∈_z=\frac{1}{E}[σ_z-2μ(σ_r)]\) |
| C. | \(∈_z=\frac{1}{E}[σ_z-23μ(σ_r)]\) |
| D. | \(∈_z=\frac{1}{E}[σ_z-0.43μ(σ_r)]\) |
| Answer» C. \(∈_z=\frac{1}{E}[σ_z-23μ(σ_r)]\) | |
| 12. |
For a loaded circular area of radius ‘a’, μ=Poisson’s ratio, the horizontal radial stress is ________ |
| A. | \(σ_r=\frac{p}{2} \left[1+2μ-\frac{2(1+μ)z}{(a^2+z^2)^\frac{1}{2}}\right]\) |
| B. | \(σ_r=\frac{p}{2} \left[\frac{2(1+μ)z}{(a^2+z^2)^\frac{1}{2}}+\frac{z^3}{(a^2+z^2)^\frac{3}{2}}\right]\) |
| C. | \(σ_r=\frac{p}{2} \left[1-2μ-\frac{2(1+μ)z}{(a^2+z^2)^\frac{1}{2}}+\frac{z^3}{(a^2+z^2)^\frac{3}{2}}\right]\) |
| D. | \(σ_r=\frac{p}{2} \left[1+2μ-\frac{2(1+μ)z}{(a^2+z^2)^\frac{1}{2}}+\frac{z^3}{(a^2+z^2)^\frac{3}{2}}\right]\) |
| Answer» E. | |
| 13. |
For the loaded circular area of radius a, the vertical stress on a vertical line passing through the center of the loaded area is __________ |
| A. | \(σ_z=p\left[1-\left[\frac{1}{1+(\frac{a}{z})^2}\right]^\frac{3}{2}\right]\) |
| B. | \(σ_z=p\left[1+\left[\frac{1}{1+(\frac{a}{z})^2}\right]^\frac{3}{2}\right]\) |
| C. | \(σ_z=p\left[\frac{1}{1+(\frac{a}{z})^2}\right]^\frac{3}{2}\) |
| D. | \(σ_z=p\left[1-\left[\frac{1}{1+(\frac{a}{z})^2}\right]^\frac{5}{2}\right]\) |
| Answer» B. \(σ_z=p\left[1+\left[\frac{1}{1+(\frac{a}{z})^2}\right]^\frac{3}{2}\right]\) | |
| 14. |
The stress σz at any point (r,z) below the pavement is __________ |
| A. | \(σ_z=\frac{3P}{2πz^2}\left[\frac{1}{1+(\frac{r}{z})^3}\right]^\frac{5}{2}\) |
| B. | \(σ_z=\frac{3P}{2πz^2}\left[\frac{1}{(\frac{r}{z})^2}\right]^\frac{5}{2}\) |
| C. | \(σ_z=\left[\frac{1}{1+(\frac{r}{z})^2}\right]^\frac{5}{2}\) |
| D. | \(σ_z=\frac{3P}{2πz^2}\left[\frac{1}{1+(\frac{r}{z})^2}\right]^\frac{5}{2}\) |
| Answer» E. | |
| 15. |
The maximum stress occurs on __________ |
| A. | vertical plane passing through radial distance of one from the point of load application |
| B. | vertical plane passing through radial distance of two from the point of load application |
| C. | vertical plane passing through the point of load application |
| D. | vertical plane passing through radial distance of three from the point of load application |
| Answer» D. vertical plane passing through radial distance of three from the point of load application | |
| 16. |
What is the most superior material used in the pavement? |
| A. | DBM |
| B. | WBM |
| C. | Tar |
| D. | Bitumen |
| Answer» E. | |
| 17. |
The layer which should have high modulus of elasticity is? |
| A. | Soil |
| B. | Sub grade |
| C. | Sub base |
| D. | Pavement |
| Answer» E. | |
| 18. |
What is the minimum deflection assumed in plate bearing test? |
| A. | 0.25 mm |
| B. | 0.25 cm |
| C. | 2.5 cm |
| D. | 2.5 m |
| Answer» C. 2.5 cm | |
| 19. |
The diameter of the plate in plate load test is _____________ |
| A. | 30 cm |
| B. | 30 mm |
| C. | 3 m |
| D. | 0.3 m |
| Answer» B. 30 mm | |
| 20. |
The constant in rigid pavement design is _____________ |
| A. | 1.5 |
| B. | 1.18 |
| C. | 2 |
| D. | 3 |
| Answer» C. 2 | |
| 21. |
The unit of deflection is measured in _____________ |
| A. | mm |
| B. | N mm |
| C. | joule |
| D. | watt |
| Answer» B. N mm | |
| 22. |
At surface the value of constant F is _____________ |
| A. | 1 |
| B. | 1.18 |
| C. | 1.5 |
| D. | 2 |
| Answer» D. 2 | |
| 23. |
The Poisson’s ratio of soil is assumed as _____________ |
| A. | 0.5 |
| B. | 0.6 |
| C. | 0.7 |
| D. | 0.8 |
| Answer» B. 0.6 | |
| 24. |
The ratio of the radius r/a=0 represents _____________ |
| A. | Center of chart |
| B. | Center of load |
| C. | Center of stress |
| D. | Center of the pavement |
| Answer» B. Center of load | |
| 25. |
The z is a function of _____________ |
| A. | P, a |
| B. | P, z |
| C. | P, a, z |
| D. | P only |
| Answer» D. P only | |
| 26. |
The ratio of z/a=0 represent the stress at _____________ |
| A. | Top surface |
| B. | Bottom surface |
| C. | Middle |
| D. | Maximum stress point |
| Answer» B. Bottom surface | |
| 27. |
Boussinesq assumed the load as a _____________ |
| A. | Point load |
| B. | UDL |
| C. | UVL |
| D. | Triangular load |
| Answer» B. UDL | |
| 28. |
Two elastic theory was developed by _____________ |
| A. | Boussinesq |
| B. | Westergard |
| C. | Burnister |
| D. | McAdam |
| Answer» D. McAdam | |
| 29. |
Boussinesq assumed soil as _____________ |
| A. | Homogeneous |
| B. | Heterogeneous |
| C. | Rigid |
| D. | Flexible |
| Answer» B. Heterogeneous | |
| 30. |
THE_UNIT_OF_DEFLECTION_IS_MEASURED_IN?$ |
| A. | mm |
| B. | N mm |
| C. | joule |
| D. | watt |
| Answer» B. N mm | |
| 31. |
The diameter of the plate in plate load test is$ |
| A. | 30 cm |
| B. | 30 mm |
| C. | 3 m |
| D. | 0.3 m |
| Answer» B. 30 mm | |
| 32. |
The constant in rigid pavement design is$ |
| A. | 1.5 |
| B. | 1.18 |
| C. | 2 |
| D. | 3 |
| Answer» C. 2 | |
| 33. |
In which layer system the modulus of elasticity will be equal for all layers? |
| A. | Single |
| B. | Double |
| C. | Triple |
| D. | Four layer |
| Answer» B. Double | |
| 34. |
The most superior material used in pavement is |
| A. | DBM |
| B. | WBM |
| C. | Tar |
| D. | Bitumen |
| Answer» E. | |
| 35. |
The layer which should have high modulus of elasticity is |
| A. | Soil |
| B. | Sub grade |
| C. | Sub base |
| D. | Pavement |
| Answer» E. | |
| 36. |
The minimum deflection assumed in plate bearing test is |
| A. | 0.25 mm |
| B. | 0.25 cm |
| C. | 2.5 cm |
| D. | 2.5 m |
| Answer» C. 2.5 cm | |
| 37. |
At surface the value of constant F i? |
| A. | 1 |
| B. | 1.18 |
| C. | 1.5 |
| D. | 2 |
| Answer» D. 2 | |
| 38. |
The Poisson’s ratio of soil is assumed as$ |
| A. | 0.5 |
| B. | 0.6 |
| C. | 0.7 |
| D. | 0.8 |
| Answer» B. 0.6 | |
| 39. |
The ratio of the radius r/a=0 represents |
| A. | Center of chart |
| B. | Center of load |
| C. | Center of stress |
| D. | Center of the pavement |
| Answer» B. Center of load | |
| 40. |
The z is a function of |
| A. | P, a |
| B. | P,z |
| C. | P,a,z |
| D. | P only |
| Answer» D. P only | |
| 41. |
The ratio of z/a=0 represent the stress at |
| A. | Top surface |
| B. | Bottom surface |
| C. | Middle |
| D. | Maximum stress point |
| Answer» B. Bottom surface | |
| 42. |
Boussinesq assumed the load as a |
| A. | Point load |
| B. | UDL |
| C. | UVL |
| D. | Triangular load |
| Answer» B. UDL | |
| 43. |
Two elastic theory was developed by |
| A. | Boussinesq |
| B. | Westergard |
| C. | Burnister |
| D. | McAdam |
| Answer» D. McAdam | |
| 44. |
Boussinesq assumed soil as |
| A. | Homogeneous |
| B. | Heterogeneous |
| C. | Rigid |
| D. | Flexible |
| Answer» B. Heterogeneous | |