MCQOPTIONS
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MCQOPTIONS
This section includes 10 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 edge stress can be found out for a slab thickness of range 10-30 cm using design charts. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
At what distance from the apex of the slab corner does the maximum stress occur in a rigid pavement? |
| A. | (X=2.58 sqrt{a} ) |
| B. | (X= sqrt{al} ) |
| C. | (X=2.58 sqrt{al} ) |
| D. | (X=2.58 sqrt{l} ) |
| Answer» D. (X=2.58 sqrt{l} ) | |
| 3. |
In the design chart for finding corner stress by IRC, what parameter below is not constant? |
| A. | Poisson s ratio |
| B. | Modulus of subgrade reaction |
| C. | Modulus of elasticity |
| D. | Wheel load |
| Answer» C. Modulus of elasticity | |
| 4. |
What is the modified equation for maximum stress at the corner? |
| A. | (s_c= frac{3P}{h^2} left[1-( frac{a sqrt{2}}{l}) right] ) |
| B. | (s_c= frac{3P}{h^2} left[1-{( frac{a sqrt{2}}{l})}^{1.5} right] ) |
| C. | (s_c= frac{3P}{h^2} left[1-{( frac{a sqrt{2}}{l})}^{1.2} right] ) |
| D. | (s_c= frac{3P}{h^2} left[1-{( frac{a sqrt{2}}{l})}^{0.2} right] ) |
| Answer» D. (s_c= frac{3P}{h^2} left[1-{( frac{a sqrt{2}}{l})}^{0.2} right] ) | |
| 5. |
Compute the equivalent radius of resisting section if the radius of wheel load distribution is 15 cm and the pavement thickness is 15 cm. |
| A. | 16.04 cm |
| B. | 14.06 cm |
| C. | 14.60 cm |
| D. | 16.40 cm |
| Answer» C. 14.60 cm | |
| 6. |
When the value of the radius of wheel load distribution is ______, it is equal to the equivalent radius of resisting section. |
| A. | Greater than 1.724 |
| B. | Lesser than 1.724 |
| C. | Greater than 1.724h |
| D. | Lesser than 1.724h |
| Answer» D. Lesser than 1.724h | |
| 7. |
Slab deflection is considered to be the direct measurement of the pressure of the subgrade. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 8. |
The pressure deformation characteristics is a function of a parameter that is termed as ______ |
| A. | Radius of stiffness |
| B. | Radius of relative stiffness |
| C. | Relative stiffness radius |
| D. | Relative radius of stiffness |
| Answer» C. Relative stiffness radius | |
| 9. |
Which of the below is not a critical load position? |
| A. | Interior |
| B. | Corner |
| C. | Edge |
| D. | Center |
| Answer» E. | |
| 10. |
______ indicated that the failure of most concrete slabs occurred at the corner of the slab. |
| A. | H. M. Westergaard |
| B. | A. T. Goldbeck |
| C. | Chester McDowell |
| D. | Norman McWell |
| Answer» C. Chester McDowell | |