Q.1
If nominal shear stress tv exceeds the design shear strength of concrete xc, the nominal shear reinforcement as per IS : 456-1978 shall be provided for carrying a shear stress equal to
Q.2
Minimum pitch of transverse reinforcement in a column is
Q.3
In case of hand mixing of concrete, the extra cement to be added is
Q.4
The main reinforcement in the heel of a T-shaped R.C. retaining wall is provided on
Q.5
1% of voids in a concrete mix would reduce its strength by about
Q.6
The strength of concrete after one year as compared to 28 days strength is about
Q.7
Due to circumferential action of the spiral in a spirally reinforced column
Q.8
The temperature reinforcement in the vertical slab of a T-shaped R.C. retaining wall is
Q.9
Increase in the moisture content in concrete
Q.10
Which of the following statements is incorrect?
Q.11
For walls, columns and vertical faces of all structural members, the form work is generally removed after
Q.12
As compared to ordinary portland cement, high alumina cement has
Q.13
The purpose of reinforcement in pre-stressed concrete is
Q.14
For a cantilever of effective depth of 0.5m, the maximum span to satisfy vertical deflection limit is
Q.15
A beam curved in plan is designed for
Q.16
The load factors for live load and dead load are taken respectively as
Q.17
Admixtures which cause early setting, and hardening of concrete are called
Q.18
Finer grinding of cement
Q.19
Prestress loss due to friction occurs
Q.20
The maximum value of hoop compression in a dome is given by (where, w = load per unit area of surface of dome R = radius of curvature d = thickness of dome)
Q.21
Stress strain curve of high tensile steel
Q.22
While designing the pile as a column, the end conditions are nearly
Q.23
The compressive strength of 100 mm cube as compared to 150 mm cube is always
Q.24
Approximate value of shrinkage strain in concrete, is
Q.25
The relation between modulus of rupture fcr, splitting strength fcs and direct tensile strength fcl is given by
Q.26
According to IS: 456-1978, the column or the strut is the member whose effective length is greater than
Q.27
If the depth of actual neutral axis in a beam is more than the depth of critical neutral axis, then the beam is called
Q.28
Ratio of permissible stress in direct compression and bending compression is
Q.29
According to IS: 456-1978, the maximum reinforcement in a column is
Q.30
In a spherical dome subjected to concentrated load at crown or uniformly distributed load, the meridional force is always
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