Q.1
If the width of the foundation for two equal columns is restricted, the shape of the footing generally adopted, is
Q.2
The zone in which transverse bending is likely to occur may be obtained by drawing a line from the faces of the column making an angle θ° with horizontal where θ° is
Q.3
The width of the flange of a L-beam, should be less than
Q.4
The minimum number of main steel bars provided in R.C.C.
Q.5
The shear reinforcement in R.C.C. is provided to resist
Q.6
In a combined footing if shear stress does not exceed 5 kg/cm², the nominal stirrups provided are
Q.7
If the maximum shear stress at the end of a simply supported R.C.C. beam of 16 m effective span is 10 kg/cm², the length of the beam having nominal reinforcement, is
Q.8
Dimensions of a beam need be changed if the shear stress is more than
Q.9
The width of the flange of a T-beam should be less than
Q.10
A continuous beam shall be deemed to be a deep beam if the ratio of effective span to overall depth, is
Q.11
The minimum cube strength of concrete used for a pre-stressed member, is
Q.12
Design of R.C.C. simply supported beams carrying U.D.L. is based on the resultant B.M. at
Q.13
If the loading on a pre-stressed rectangular beam, is uniformly distributed, the tendon to be provided should be.
Q.14
If the length of a combined footing for two columns l meters apart is L and the projection on the left side of the exterior column is x, then the projection y on the right side of the exterior column, in order to have a uniformly distributed load, is (where x̅ is the distance of centre of gravity of column loads).
Q.15
If p1 is the vertical intensity of pressure at a depth h on a block of earth weighing w per unit volume and the angle of repose φ, the lateral intensity of pressure p2 is
Q.16
A pile of length ‘L’ carrying a uniformly distributed load ‘W’ per metre length is suspended at two points, the maximum, B.M. at the centre of the pile or at the points of suspension, is
Q.17
For stairs spanning l meters longitudinally between supports at the bottom and top of a flight carrying a load w per unit horizontal area, the maximum bending moment per metre width, is
Q.18
If the diameter of the main reinforcement in a slab is 16 mm, the concrete cover to main bars is
Q.19
Pick up the true statement from the following:
Q.20
If ‘p’ is the net upward pressure on a square footing of side ‘b’ for a square column of side ‘a’, the maximum bending moment is given by
Q.21
The toe projection of foundation slabs is taken
Q.22
To ensure that the hogging bending moment at two points of suspension of a pile of length L equals the sagging moment at its centre, the distances of the points of suspension from either end, is
Q.23
Pick up the correct statement from the following:
Q.24
If the average bending stress is 6 kg/cm² for M 150 grade concrete, the length of embedment of a bar of diameter d according to I.S. 456 specifications, is
Q.25
A pre-stressed concrete member is preferred because
Q.26
If the maximum bending moment of a simply supported slab is M Kg.cm, the effective depth of the slab is (where Q is M.R. factor)
Q.27
If K is a constant depending upon the ratio of the width of the slab to its effective span l, x is the distance of the concentrated load from the nearer support, bw is the width of the area of contact of the concentrated load measured parallel to the supported edge, the effective width of the slab be is
Q.28
As per I.S. 456 - 1978, the pH value of water shall be
Q.29
Total pressure on the vertical face of a retaining wall of height ‘h’ per unit run exerted by the retained earth weighing ‘w’ per unit volume, is
Q.30
According to I.S. : 456 specifications, the safe diagonal tensile stress for M 150 grade concrete, is
0 h : 0 m : 1 s