

MCQOPTIONS
Saved Bookmarks
This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Soil Mechanics knowledge and support exam preparation. Choose a topic below to get started.
1. |
The maximum value of z on vertical line is ____________ |
A. | (( _z)_{max}= frac{0.0888Q}{r^2} ) |
B. | (( _z)_{max}= frac{0.0844Q}{z^4} ) |
C. | (( _z)_{max}= frac{0.2733Q}{z^3} ) |
D. | (( _z)_{max}= frac{0.4775Q}{z^3} ) |
Answer» B. (( _z)_{max}= frac{0.0844Q}{z^4} ) | |
2. |
The maximum value of z on vertical line is obtained at the point of intersection of vertical plane with radial line at the angle of ____________ |
A. | 39 30 |
B. | 39 45 |
C. | 35 15 |
D. | 39 15 |
Answer» E. | |
3. |
The vertical stress is proportional to __________ |
A. | ( frac{z^2}{K_B} ) |
B. | ( frac{K_B}{z^2} ) |
C. | ( frac{K_B}{z^3} ) |
D. | ( frac{z^3}{K_B} ) |
Answer» C. ( frac{K_B}{z^3} ) | |
4. |
The vertical stress distribution diagram on a horizontal plane due to a concentrated load is known as the influence diagram if the load is ______ |
A. | zero |
B. | unity |
C. | two units |
D. | three units |
Answer» C. two units | |
5. |
If the r/z ratio is 2, then the vertical pressure on a horizontal plane is given by _________ |
A. | ( _z= frac{0.0085Q}{z^2} ) |
B. | ( _z= frac{0.0844Q}{z^2} ) |
C. | ( _z= frac{0.2733Q}{z^2} ) |
D. | ( _z= frac{0.4775Q}{z^2} ) |
Answer» B. ( _z= frac{0.0844Q}{z^2} ) | |
6. |
If the r/z ratio is unity, then the vertical pressure on a horizontal plane is given by _________ |
A. | ( _z= frac{0.56Q}{z^3} ) |
B. | ( _z= frac{0.0844Q}{z^2} ) |
C. | ( _z= frac{0.2733Q}{z^2} ) |
D. | ( _z= frac{0.4775Q}{z^2} ) |
Answer» C. ( _z= frac{0.2733Q}{z^2} ) | |
7. |
If the r/z ratio is 0.5, then the vertical pressure on a horizontal plane is given by _________ |
A. | ( _z= frac{0.56Q}{z^3} ) |
B. | ( _z= frac{0.4775Q}{z^3} ) |
C. | ( _z= frac{0.2733Q}{z^2} ) |
D. | ( _z= frac{0.4775Q}{z^2} ) |
Answer» D. ( _z= frac{0.4775Q}{z^2} ) | |
8. |
The vertical pressure distribution on any horizontal plane at a depth z below the ground due to concentrated load is ___________ |
A. | ( _z=K_B frac{Q}{z} ) |
B. | ( _z=K_B frac{Q}{z^2} ) |
C. | ( _z=K_B frac{z}{Q} ) |
D. | ( _z=K_B frac{Q}{z^3} ) |
Answer» C. ( _z=K_B frac{z}{Q} ) | |
9. |
An isobar diagram consists of __________ |
A. | family of isobars of various intensities |
B. | single isobar only |
C. | two isobars only |
D. | isobars of same intensities |
Answer» B. single isobar only | |
10. |
The zone of soil in isobar is called __________ |
A. | stress diagram |
B. | contour |
C. | pressure bulb |
D. | isotherm |
Answer» D. isotherm | |
11. |
An isobar is a curved surface of the shape of _________ |
A. | circular |
B. | rectangle |
C. | bulb |
D. | hexagon |
Answer» D. hexagon | |
12. |
An isobar is a curve connecting all points of _______ below the ground. |
A. | equal vertical pressure |
B. | unequal vertical pressure |
C. | equal horizontal pressure |
D. | unequal horizontal pressure |
Answer» B. unequal vertical pressure | |
13. |
____________ is not the vertical pressure distribution diagram, which can be prepared by Boussinesq s theory. |
A. | stress isobars |
B. | vertical pressure distribution on a horizontal plane |
C. | horizontal pressure distribution on a horizontal plane |
D. | vertical pressure distribution on a vertical plane |
Answer» D. vertical pressure distribution on a vertical plane | |