Civil Engineering (CE)

Self- cleansing velocity is

Main drawback of CBR method is that it

The load factor to be used for plastic design of steel structures for dead load and imposed loadis

A hydraulic jump occurs at the top of a spillway. The depth before jump is 0.2 m. The sequent depth is 3.2 m. What is the energy dissipated in m (approximate)?

The concept of boundary layer was first introduced by

The velocity distribution near the solid wall at a section in a laminar flow is given by u = 5 sin(5πy) for y < 0.1 m. The shear stress at a section y = 0.05m (if the dynamic viscosity of the fluid is 5 poise) will be

The staff intercept will be

Which one of the following organisms is responsible for enteric fever ?

At a sewage treatment plant for a flow of 3m³/s, The cross-sectional area of grif chamber willbe about

Diagonal tension in a beam

Minimum reinforcement in a circular concrete column as pe IS- 456 is :-

Highway Research Board (HRB) classification of soils is based on

In a 3 hinged arch
1. Influence line for horizontal thrust is parabolic.
2. Maximum horizontal thrust occurs when the unit load is at crown.
3. Maximum sagging moment occurs when the unit load is at section itself.

Which of these statements is correct?

For a prestressed concrete bridge beam, a minimum clear spacing of the cable or group ofcables should be

The uniformity co-efficient of soil is defined as the ratio of -

Slump test is the most widely used field test primarily because

The inlet length of a venturimeter is

Geologically, marble is known as

Which one of the following statements is not correct?

Which of the following pairs regarding the defects in timber are correctly matched
1. Upsets : Due to overmatuarity and unventilated storage of wood
2. Foxiness : Due to crushing of fibres running transversely
3. Star shakes : Radial splits widest at the circumference and diminishing towards the centre
4. Heart shakes : Cracks widest at the centre and diminishing towards the outer circumference
Select the correct answer using the codes given below

Hydraulic jump is a

(i) Steady flow

(ii) Uniform flow

(iii) Unsteady flow

(iv) Non-uniform flow The correct answer is

Consider the following statements In the bar chart planning
1. Interdependence of the operations cannot be portrayed
2. Progress of work can be measured
3. Spare time of the activities can be determined
4. Schedule cannot be updated.​
Which of these statements is/are correct?

Two pipe systems in series are said to be equivalent when

Permanent wilting point moisture content for a crop represents the

Match List – I (State of stress) with List -II (kind of loading) and select the correct answer using the codes given below the lists:

 

If P = Pressure r = density, then compressibility can be defined as,

According to IS 456 recommendations,'the maximum depth of stress block for balanced section of a beam of effective depth d is

In case of broad crested weire, the depth of water h at the end of sill is given by

Detailed plotting in plane table surveying is generally done by

Consider the following oxides
1. Al₂O₃
2. CaO
3. SiO₂
The correct sequence in increasing order of their percentage in an ordinary Portland cement is

The discharge through a cipolletti weir is given by

A retaining wall 8 m high with a smooth vertical back retains a clay backfill with c = 15 kN/m², φ = 15° and γ = 8 kN/m³.
(Given sin 15° = 0.25). The pressure at the top will, nearly, be equal to

During tensile testing of a specimen using a Universal Testing Machine, the parameters actually measured include

Due to some point load anywhere on a fixed beam. the maximum free bending moment is M.The sum of fixed end moment is

Which one of the following Mohr's circles represents the state of pure shear?

A saturated stiff clay has unit weight 2 gm/cm³ and unconfined compressive strength 2 kg/cm². The depth of tension crack that would develop in this clay is

Timber can be made reasonably fire-resistant by

The standard Symons' type raingauge has a collecting area of diameter

For steel structures proportioned using plastic design, the working load (dead load + imposed load) should be multiplied by which one of the following minimum load factor?

The critical section of finding maximum bending moment for footing under masonry wall is located

Match List-I with List-II regarding a body partly submerged ina liquid and select the correct answer using the codes given below the lists:
List-I
a. Centre of pressure
b. Centre of gravity
c. Centre of buoyancy
d. Metacentre
List-II
1. Point of application of the weight of
displaced liquid
2. Point about which the body start oscillating
when tilted by a small angle
3. Point of application of hydrostatic pressure
force
4. Point of application of the weigth of the
body

The friction drag is caused by

Limiting value of depth of neutral axis in R.C.beam od depth d with Fe 415 steel is

A continuous beam is deemed to be a deep beam when the ratio of effective span to overall depth (l/D) is less than

The nature of earth pressure above dredge line behind a cantilever sheet pile wall is

Arrange the following cross-section in the increasing order of their respective shape factors

The rivets in an eccentrically loaded riveted joint are shown in figure below.

Which rivets will be stressed to maximum? 

Why are weep holes provided at the back of retaining walls?

Pick up the correct statement from the following :

In irrotational flow of an ideal fluid

In levelling operation

Which one of the, following is taken in to consideration while determining overtaking sight distance in a two lane highway

From design point of view, spherical pressure vessels are preferred over cylindrical pressure vessels because they

A plane frame ABCDEFGH shown in figure has clamp support at A hinge supports at G and H, axial force release at C and moment release (hinge) at E. The static (d_s) and kinematic (α_k) indeterminacies respectively are

The correction to be applied to each 30 metre chain length along θ° slope, is

The depth of flow for maximum velocity in a circular channel section with diameter equal to 1.5 m is

An area is classified as a drought prone area if the probability P of occurrence of a drought is

In the estimate of design flood, Dickens assumes that high flood in cumecs, is proportional to catchment area raised to the power

To avoid an interruption in the flow of a syphon, an air vessel is provided

A reinforced concrete slab is 75 mm thick. The maximum size of reinforcement bar that can be used is

Burge formula cumecs is based upon

Effective Sectional Area of a compression member is

Width Of carriage way for a single lane is recommended to be

Separation of boundary layer takes place under

The amount of coagulant needed in water treatment, increases with the

In a flow net

In case of tension member consisting of two angles back to back of same side of gusset plate, and members are tack riveted. what is K equal to?

Where, A₁ – Area of connected leg

A₂ – Area of outstanding leg

Match List-I with List-ll and select the correct answer using the codes give below the lists:
List-I
A. The innermost part or core of the stem of a tree
B. The vascular tissue which encloses the pitch
C. A cellular tissue and woody fibre arranged in distinct concentric circle
D. The thin layer below the bark not converted into sap wood as yet

List-ll
1. Transverse Septa (Medullary rays)
2. Annual rings
3. The cambium layer
4. The outermost cover or skin of stem
5. Medulla (Pith)

Wear of rails may be reduced by

Strain energy per unit volume of a solid circular shaft φ under axial tension is

The coincident draft is given by

Bleeding of concrete is said to occur when

The resected position of plane-table station from three known position is unreliable if the station lies

Consider the riveted joint shown in figure. The maximum permissible value of ‘p’ (rivet diameter 20 mm) is

Which type of joint shows maximum efficiency in case of connection of two plates?

The error in  for a continuous function estimated with h = 0.03 using the central difference formula  The values of x₀ and f(x₀) are 19.78 and 500.01, respectively. The corresponding error in the central difference estimate for h = 0.02 is approximately

The hydraulic efficiency of an impulse turbine is maximum when velocity of wheel is (Where: V = jet velocity)