List of top Civil Engineering Questions

The formula which calculates the volume of earthwork accurately is:
If cross slope of a country is greater than 60\%, the terrain is classified as
The Standard percentile value taken for fixing the variability of human characteristics is
In Instrumental Landing System, the middle markers are located
A scratch is made on the surface of the brick. In a good brick, no impression will be left on the surface. This process of testing of bricks is called as
Ozone is formed in the upper atmosphere by a photochemical reaction with:
Water having a kinematic viscosity of 0.01 stoke flows at a velocity of 2 m/s in a pipe of 15 cm diameter. For dynamic similarity, the velocity of oil of kinematic viscosity 0.03 stoke in a pipe of the same diameter will be
The hydraulic jump in a stilling basin was found to be 10 cm in a model with \( \frac{I_p}{I_m} = 36 \). The prototype jump height would be
The loss of stress with time at constant strain in steel is called
An undrained triaxial compression test is carried out on a saturated clay sample under a cell pressure of 50 kN/m². The sample failed at a deviator stress of 100 kN/m². The cohesion of this clay sample would be
While computing the values of limits of consistency and consistency indices, it is found that liquidity index has negative value. Consider the following comment on this value.
1. Liquidity index cannot have a negative value and should be taken as zero.
2. Liquidity index can have a negative value.
3. The soil tested is in semisolid state and stiff.
4. The soil tested is in medium soft state.
Which of these statements are correct?
For an irrotational flow, the velocity potential lines and the streamlines are always:
The pressure drop of water flowing through a pipe between two points is measured by using a vertical U-tube manometer. The manometer uses a liquid of density \( 2000 \) kg/m³. The difference in height of the liquid column in two limbs is \( 10 \) cm. The pressure drop between the two points is:
Consider the following statements:
1. ‘Relative compaction’ is not the same as ‘relative density’.
2. Vibroflotation is not effective in the case of highly cohesive soils.
3. ‘Zero air void line’ and ‘100\% saturation line’ are not identical.
Of these statements:
The dimensions of Chezy’s coefficient \( C \) in [MLT] notation system are:
The effective length of a column in a reinforced concrete building frame, as per IS : 456-2000, is independent of the
Consider the following statements:
1. Constant head permeameter is best suited for determination of coefficient of permeability of highly impermeable soils.
2. Coefficient of permeability of a soil mass decreases with an increase in viscosity of the pore fluid.
3. Coefficient of permeability of a soil mass increases with an increase in temperature of the fluid.
Of these statements:

What will be the unit weight of a fully saturated soil sample having water content of 38% and grain specific gravity of 2.65?

The standard penetration resistance value obtained in a deep deposit of sand at a depth of 6.0 m was 28. The unit weight of sand is 18.0 kN/m\(^3\). What is the corrected value of number of blows for overburden pressure?
During a sampling operation, the drive sampler is advanced 600 mm and the length of the sample recovered is 525 mm. What is the recovery ratio of the sample?
A vertical cut is to be made in saturated clay with \( C = 15 \) kN/m\(^2\), \( \varphi = 0 \), and \( \gamma = 20 \) kN/m\(^3\). What is the theoretical depth to which the clay can be excavated without side collapse?
As compared to uniaxial tension or compression, the strain energy stored in bending is only
A fixed beam of uniform cross-section carries a point load \( P \) at the mid-span. If the moment of inertia of the middle half portion is reduced to half its previous value, then the fixed end moments will
In a simply supported beam \( (l + 2a) \) with equal overhangs \( (a) \) and carrying a uniformly distributed load over its entire length, B.M. at the middle point of the beam will be zero if
The order of B.O.D. reaction is: