Online Civil Engineering Test - Previous GATE Exam Papers Test 4

The permissible bending tensile stress in concrete for the vertical wall of an R.C. water tank made of M 25 concrete is :

The cylinder strength of the concrete is less than the cube strength because of

Vane tester is normally used for determining in situ shear strength of :

The basic assumption of plane sections normal to the neutral axis before bending, remaining plane and normal to the neutral axis after bending, leads to :

Negative skin friction occurs when :

Both Reynolds and Froude numbers assume significance in one of following examples :

Two footings, one circular and the other square, are founded on the surface of a purely cohesionless soil. The diameter of the circular footing is same as that of the side of the square footing. The ratio of their ultimate bearing capcities is

Design rate of super elevation for horizontal highway curve of radius 450 m for a mixed traffic condition, having a speed of 125 km/hour is

If soil is dried beyond its shrinkage limit, it will show :

If YY is the centroidal axis of a T beam-section subjected to plastic moment, Mp, the neutral axis lies,

The main constituents of gas generated during the anaerobic digestion of sewage sludge are :

Two samples of water A and B have pH values of 4.4 and 6.4 respectively. How many times more acidic sample A is than sample B ?

Rapid curing cut back bitumen is produced by blending bitumen with

A river 5 m deep consists of a sand bed with saturated unit weight of 20 kN/m³ . v_w = 9.81 kN/m³. The effective vertical stress at 5 m from the top of sand bed is

Delta (Δ) in cm. Duty (D) in hectare Cumec and Base period (B) in days are related as

The Piezometric head at point C, in the experimental set-up shown in the below figure when the flow takes place under a constant head through the soils A and B is

A prestressed concrete rectangular beam of size 300 mm x 900 mm is prestressed with an initial prestressing force of 700 kN at an eccentricity of 350 mm at midspan. Stress at top of the beam due to prestress alone, in N/mm² is

The type of surveying in which the curvature of the earth is taken into account is called

Base course is used in rigid pavements for

The ultimate bearing capacity of a soil is 300 kN/m². The depth of foundation is 1 m and unit weight of soil is 20 kN/m³. Choosing a factor of safety of 2.5, the net safe bearing cacpacity is