30851. Which steel member section among the following combinations can carry maximum load ?

30852. The saturated and dry densities of a soil are respectively 2000 kg/m3 and 1500 kg/m3. The water content (in percentage) of the soil in the saturated state would be

30853. The beam ABC shown in the given figure is horizontal. The distance to the point of contraflexure from the fixed end 'A' is

30854. Life span of RBC is?

30855. A timber beam of rectangular section 100 mm x 50 mm is simply supported at the ends, has a 30 mm x 10 mm steel strip securely fixed to the top surface as shown in the given figure.
The centroid of the "Equivalent timber beam" in this case from the tope surface

30856. What is eutrophication of lakes primarily due to ?

30857. The Interim Government formed by INC in September 1946 was headed by?

30858. Which one of the following can be a set of velocity components of a two-dimensional flow ?

30859. When is a soil mass said to have entered the solid phase ?

30860. Fluorine is present in?

30861. Which among the following assumptions are made in the design roof trusses ?
1. Roof truss is restrained by the reactions
2. Axes of the members meeting at a joint intersect at a common point
3. Riveted joints act as frictionless hinges
4. Loads act normal to roof surface
Select the correct answer using the codes given below:

30862. A ladder AB of weight W and length l is held in equilibrium by a horizontal force P as shown in the figure given above. Assuming the ladder to be idealized as a homogeneous rigid bar and the surfaces to be smooth, which one of the following is correct ?

30863. In the structure shown in the given figure, the fixed end moment at joint 'A' is

30864. Wearing locations of rails and their reasons are listed below :
1. Wear at end of rails : Loose fish bolts
2. Wear at sides of rail head : Constant lerake application
3. Wear on the top of rail head on tangent truck : Rigidity of wheel base
4. Wear on top of rail head on curves : Lesser area of contact between wheel and rail Which of the pairs given above are correctly matched ?

30865. The cleaning of slow sand filter is done by

30866. In the plane truss shown above, how many numbers have zero force?

30867. In a laminar boundary layer, the velocity distribution can be assumed to be given, in usual notations, as
Which one of the following is the correct expression for the displacement thickness δ for this boundary layer ?

30868. In a plate load test, how is the ultimate load estimated from the load settlement curve on a log-log graph ?

30869. The standard Proctor compaction curve of a clay is depicted in the above figure. Points A, B and C correspond to three compaction states of the soil, which fall on this curve. For which point(s) is the coefficient of permeability minimum ?

30870. In which one of the following grades of a highway is an emergency escape ramp provided ?

30871. Ratio of the width of the car parking area required at kerb for 30° parking relative to 60° parking is approximately

30872. An equipment is purchased for Rs. 40, 000.00 and is fully depreciated by straight line method over 8 years. Considering interest on average annual cost at 15% p.a., the charge on the Company due to use of this equipment, if made uniformly over the 8 years, is

30873. Who wrote Vedanta Saram?

30874. The most important purpose of frog in a brick is to :

30875. Gross flange area for a riveted plate girder is to be designed considering net area as 80% of its gross area. Consider width of the flange as 500 mm while web plate as 1000 mm x 12 mm. The girder is to resist a maxi-mum BM of 4500 kNm. Maximum allowable bending stress in tension is 150 MPa. Gross flange area is

30876. Uniformity coefficient of filter sand is given by :

30877. For the compound bar shown in the below figure, the ratio of stresses in the portions AB : BC : CD will be

30878. Compression index of a soil helps to determine

30879. At what distance from left support of the beam, is the shear force zero ?

30880. What is the volume of a 6 m deep tank having rectangular shaped top 6 m x 4 m and botton 4 m x 2 m (computed through the use of prismoidal formula) ?

30881. Why are intermediate vertical stiffeners provided in plate girders ?

30882. Under load, the void ratio of a submerged saturated clay decreases from 1.00 to 0.92. What will be the ultimate settlement of the 2 m thick clay due to consolidation ?

30883. Ultimate strength of cement is influenced by which one of the following ?

30884. Among the following, which is/are not pre-treatment unit (s) ?

30885. A solid sphere will be in stable equilibrium if its centre of gravity lies

30886. The reaction at B due to the load as shown the given figure is

30887. The title ‘Vikramaditya’ was adopted by:?

30888. The furniture ......... to be delivered today .?

30889. A plane pin-jointed truss is shown in the figure. The force resisted by the member AD is

30890. In the figure shown aside, which one of the following correctly represents effective stress at C ? (Symbols have the usual meanings).

30891. What is range of values of Poisson's ratio for ductile materials ?

30892. What is the magnitude of the resultant of parallel force system as shown in the figure ?

30893. A rod shown in the given figure is such that the lower part is made of steel and the upper part is made of copper. Both the ends of the rod are rigidly clamped. If an axial force P is applied at the junction of the two metals, given that the ratio Esteel/ECopper is equal to 2, then the force in the copper rod would be

30894. 'Air binding' may occur in

30895. For a vertical concentrated load acting on the surface of a semi-infinite elastic soil mass, the vertical normal stress at depth z is proportional to

30896. Presence of nitrogen in waste water sample is due to the decomposition of

30897. The effective length of a fillet weld of length 'L' and size 's' is given by

30898. Two reservoirs are connected by two pipes A and B of same and length in series. If the diamerer of A is 30% larger than that of B, what is the ratio of head loss in A to that of B ?

30899. A smooth sphere of weight W is supported in contact with a smooth vertical wall by a string fastened to a point on its surface, the other end being attached to a point in the wall as shown in the given figure. If the length of the string is equal to the diameter of the sphere, then the tension in the string and the reaction of the wall respectively will be

30900. In an external focussing tacheometer, the fixed interval between the stadia hairs is 5 mm; the focal length of the objective is 25 cm ; and the distance of the vertical axis of the instrument from the optical centre of the objective is 15 cm. The constants of the tacheometer are