TasDia Network
TasDia Network

MCQs 1: The shear strength of a soil_________________?

is directly proportional to the angle of internal friction of the soil is inversely proportional to the angle of internal friction of the soil decreases with increase in normal stress decreases with decrease in normal stress
Answer Explanation

MCQs 2: Skempton’s pore pressure coefficient B for saturated soil is________________?

1 zero between 0 and 1 greater than 1
Answer Explanation

MCQs 3: In a deposit of normally consolidated clay_________________?

effective stress increases with depth but water content of soil and un-drained strength decrease with depth effective stress and water content increase with depth but undrained strength decreases with depth effective stress and undrained strength increase with depth but water content decreases with depth effective stress, water content and undrained strength decrease with depth
Answer Explanation

MCQs 4: Unconfmed compressive strength test is________________?

undrained test drained test consolidated undrained test consolidated drained test
Answer Explanation

MCQs 5: Shear strength of a soil is a unique function of__________________?

effective stress only total stress only both effective stress and total stress none of the above
Answer Explanation

MCQs 6: A cylindrical specimen of saturated soil failed under an axial vertical stress of 100kN/m2 when it was laterally unconfmed. The failure plane was inclined to the horizontal plane at an angle of 45°. The values of cohesion and angle of internal friction for the soil are respectively______________________?

0.5 N/mm2 and 30° 0.05 N/mm2 and 0° 0.2 N/mm2 and 0° 0.05 N/mm2 and 45°
Answer Explanation

MCQs 7: If a cohesive soil specimen is subjected to a vertical compressive load, the inclination of the cracks to the horizontal is__________________?

90° 45° 22.5° 0°
Answer Explanation

MCQs 8: If the shearing stress is zero on two planes, then the angle between the two planes is________________?

45° 90° 135° 225°
Answer Explanation

MCQs 9: In a triaxial compression test when drainage is allowed during the first stage (i. e. application of cell pressure) only and not during the second stage (i.e. application of deviator stress at constant cell pressure), the test is known as__________________?

consolidated drained test consolidated undrained test unconsolidated drained test unconsolidated undrained test
Answer Explanation

MCQs 10: Sensitivity of a soil can be defined as___________________?

percentage of volume change of soil under saturated condition ratio of compressive strength of unconfined undisturbed soil to that of soil in a remoulded state ratio of volume of voids to volume of solids none of the above
Answer Explanation

MCQs 11: The coefficient of active earth pressure for a loose sand having an angle of internal friction of 30° is___________________?

1/3 3 1 1/2
Answer Explanation

MCQs 12: During the first stage of triaxial test when the cell pressure is increased from 0.10 N/mm2 to 0.26 N/mm2, the pore water pressure increases from 0.07 N/mm2 to 0.15 “N/mm2. Skempton’s pore pressure parameter B is___________________?

0.5 -0.5 2.0 – 2.0
Answer Explanation

MCQs 13: In the triaxial compression test, the application of additional axial stress (i.e. deviator stress) on the soil specimen produces shear stress on__________________?

horizontal plane only vertical plane only both horizontal and vertical planes all planes except horizontal and vertical planes
Answer Explanation

MCQs 14: The angle that Coulomb’s failure envelope makes with the horizontal is called________________?

cohesion angle of internal friction angle of repose none of the above
Answer Explanation

MCQs 15: Rankine’s theory of earth pressure assumes that the back of the wall is_______________?

plane and smooth plane and rough vertical and smooth vertical and rough
Answer Explanation

MCQs 16: The major principal stress in an element of cohesionless soil within the backfill of a retaining wall is________________?

vertical if the soil is in an active state of plastic equilibrium vertical if the soil is in a passive state of plastic equilibrium inclined at 45° to the vertical plane none of the above
Answer Explanation

MCQs 17: A retaining wall 6m high supports a backfill with a surcharge angle of 10°. The back of the wall is inclined to the vertical at a positive batter angle of 5°. If the angle of wall friction is 7°, then the resultant active earth pressure will act at a distance of 2 m above the base and inclined to the horizontal at an angle of_________________?

7° 10° 12° 17°
Answer Explanation

MCQs 18: Bishop’s method of stability analysis_______________?

is more conservative neglects the effect of forces acting on the sides of the slices assumes the slip surface as an arc of a circle all of the above
Answer Explanation

MCQs 19: The effect of cohesion on a soil is to______________?

reduce both the active earth pressure intensity and passive earth pressure intensity increase both the active earth pressure intensity and passive earth pressure intensity reduce the active earth pressure in-tensity but to increase the passive earth pressure intensity increase the active earth pressure in-tensity but to reduce the passive earth pressure intensity
Answer Explanation

MCQs 20: Coefficient of earth pressure at rest is__________________?

less than active earth pressure but greater than passive earth pressure greater than active earth pressure but less than passive earth pressure greater than both the active earth pressure and passive earth pressure less than both the active and passive earth pressures
Answer Explanation

Related Topics

About Us | Contact Us | Privacy Policy
ABOUT US
Category
Who We Are

TasDia Network, this platform not only provides you the best educational stuff but besides this, we are creating thousands of new ideas to making your signature and planning much more on a single platform.

© 2020-2023, TasDia Network

All rights of the publication are reserved by tasdia.com.