Civil Engineering (CE)

Self-cleansing velocity is

For four free standing pile group having are tan value of 18.3, the efficiency as per converselabarre formula, would be

Sulphur-impregnated concrete is obtained by

A circular arch of span 25 m with a central rise 5 m is hinged at the crown and springings. It carries a point load of 100 kN at 5 m from the left support. In this case, the horizontal thrust is

On a flat plate, point A is at the mid-section and point B is the trailing edge. The shear stresses τ_A at A and τ_B at B are such that

Which of the following has least carbon content ?

In the design of two-way slab restrained at all edges, torsional reinforcement required is

Tilt of the staff in stadia tacheometry increases the intercept if it is

To prevent segregation, the maximum height for placing concrete, is

Economic saving of time results by crashing

In the limit state method, balanced design of a reinforced concrete beam gives

The force in CD of the truss shown in Fig, is

The maximum tolerance in a 20 m chain is

Distribution system in water supplies, is designedon the basis of

Match List-I (Property of cement) with List-ll (Testing apparatus) and select the correct answer using the codes give below the lists:

Codes:

A soil with a plasticity index equal to zero may be called as:

Which is the best sewer material to resist hydrogen sulphide corrosion ?

Which one of the following is associated with the rib shortening in arches either due to change in temperature or lack of fit to cause stresses in the arch members?

The allowable stress in a long column can be increased by increasing the

In plains, exceptional gradient is limited to

The above figure represents plan and section of an excavation layout. The volume of earthwork in excavation of foundation trench is

If the thickness of thinnest outside plate is 10 mm, then the maximum pitch of rivets in tension will be taken as

Plywood has the advantage of

The pore water pressure in the capillary zone is

A soil having particles of nearly the same size isknown as:

In the context of the ultimate load theory for steel, the stress-strain curve for steel is idealized as

The network rules are common to ail activity on- arrow networking systems. The use of computers for making computations may impose certain rules. Which of the following basic rules of network logic are correct?
1. Before an activity may beg in, all the activities preceding it must be complete.
2. Any two events may be directly connected by not more than one activity.
3. Event numbers must not be duplicated in a network.
Select the correct answer using the codes given below:

Slenderness ratio for single angle single riveted strut should be less than

Tacking rivets in compression plates not exposed to the weather, have a pitch not exceeding 300 mm or

The limiting value of cant gradient for all gauges is

The distance of visible horizon from a height of 36 m above mean sea level is given by

According to St. Venant’s principle

The respective storm totals at three surrounding stations A, B and C are 110, 90 and 70 mm. If the normal annual precipitation amounts at stations X, A, B and C are respectively 1000, 1100, 1200 and 1250 mm, the estimated storm precipitation at X is

The inelastic behaviour of concrete is due to the

In an aerial photograph, if the photograph has a tilt of 3° and the focal length is 100 mm, then the distance between the perspective centre and the plumb point will be

As per IS: 800. The maximum bending moment for design of purlins can be taken as

For a slab supported on its four edges with corners held down and loaded uniformly, the Marcus correction factor to the moments obtained by Grashoff Rankine's theory

Generally the maximum deflection of a steel beam should not exceed

The overlap of batten plates with the main members in welded connections should be more than (where t = thickness of batten plate)

In 1927, Jayakar committee was set up to examine and report on road development in India,abased on which certain institutions were subsequently set certain institutions were subsequently set up. Which of the following were the direct out come of Jayakar committee recommendations.

1. Indian Road Congress

2. Central Road fund

3. CRRI

4. National Highway Act

The given figure shows a frame loaded with a single concentrated load P. The fixed-end moment developed at Support A will be

Bureau of Indian Standards classifies bitumen into grades 65/25, 85/40 etc. The first and second numbers respectively refer to

In a simply supported beam of span l, each end is restrained against torsion, compression flange being unrestrained. According to IS : 800, the effective length of the compression flange will be equal to

Which of the following timbers is suitable for making sports goods?

What is the minimum nominal percentage longitudinal reinforcement to be provided in a concrete pedestal as per relevant IS code?

The main advantage offered by Bentonite layer lining in an irrigation canal is that:

The power transmitted through a pipe is (where w = Specific weight in N/m³, and Q = Discharge in m³/s)

Timber can be made reasonably fire-resistant by

'Air binding' may occur in

In a water treatment plant, dissolved iron and manganese can be removed from the water by

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

Match List-I with List-II and select the correct answer using the codes given below the lists:

Consider the following assumptions made in the plastic theory
1. Distribution of strain across the section is linear
2. There is an axis of symmetry in the cross- section
3. The influence of normal and shearing forces is neglected
4. Strain energy stored due to elastic bending is ignored

Which of these assumptions are correct?

For earthen roads in heavy rainfall area common camber is

The rolled steel section used in a cased beam has width ‘B’ mm and depth ‘D’ mm. The minimum width in mm of the finished cased beam is given by 

The cover of longitudinal reinforcing bar in a beam subjected to sea spray should not beless than which one of the following

A structure whose width is __________ the width of the channel, is called a flumed structure.

Which one of the following is the chronological sequence is regard to road construction/developement ?

The permissible stresses for main structural steelmembers under dynamic loads should beincreased by

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

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

The ideal condition for energy dissipation in the design of spillways is the one when the tail water rating curve

For an annual flood series arranged in decreasing order of magnitude, the return period for a magnitude listed at position m in a total of N entries is

An infinite soil slope with an inclination of 35⁰ is subjected to seepage parallel to its surface. The soil has c' = 100 kN/m² and φ = 30⁰. Using the concept of mobilized cohesion and friction, at a factor of safety of 1.5 with respect to shear strength, the mobilized friction angle is

A simply supported beam is considered as a deep beam if the ratio of effective span to overall depth is less than:

Strain energy due to axial deformation is given by

(σ: resultant stress
P : axial load
Δ: deformation
∈ : strain

E : modulus of elasticity)

In any good staircase, the maximum and minimum pitch respectively should be

The relationship between wind direction and pressure gradient Is stated as follows:
If an observer stands with his back to the wind in the northern hemisphere the lower pressure is

Consider the following statements regarding Plane Table surveying
1. It is less accurate than chain surveying
2. It is not necessary to do accurate centering of plane table for small scale surveys
3. Compass rule may be made use of for adjusting the plane table traverse
4. From the instrument station, resectors are drawn to plot the position of objects in the field

Which of these statements is/are correct?

The commonly used technique of strengthening thin pressure vessels is

The minimum size of sediment that may remain stable in an alluvial channel, carrying discharge intensity q, with hydraulic radius R and bottom slope S, is