For a continuous slab of 3 m x 3.5 m size, the minimum overall depth of slab to satisfy vertical deflection limits is

According to ISI recommendations, the maximum depth of stress block for balanced section of a beam of effective depth d is

Which of the following R.C. retaining walls is suitable for heights beyond 6m?

In the design of a front counterfort in a counterfort retaining wall, the main reinforcement is provided on
i) bottom face near counterfort
ii) top face near counterfort
iii) bottom face near centre of span
iv) top face near centre of span
The correct answer is

The main reinforcement in the toe of a T- shaped R C. retaining wall is provided on
i) top face parallel to the wall
ii) top face perpendicular to the wall
iii) bottom face paralleUo the wall
iv) bottom face perpendicular to the wall
The correct answer is

Shrinkage of concrete depends upon
i) humidity of atmosphere
ii) passage of time
iii) stress
The correct answer is

In T-shaped R C. retaining walls, the main reinforcement in the stem is provided on

Which of the following has high tensile strength ?

Select the correct statement

Select the incorrect statement

Select the incorrect statement

In counterfort type retaining walls
i) the vertical slab is designed as a continuous slab
ii) the heel slab is designed as a continuous slab
iii) the vertical slab is designed as a cantilever
iv) the heel slab is designed as a cantilever
The correct answer is

Sinking of an intermediate support of a continuous beam
i) reduces the negative moment at support
ii) increases the negative moment at support
iii) reduces the positive moment at center of span
iv) increases the positive moment at center of span
The correct answer is

In a ring beam subjected to uniformly distributed load
i) shear force at mid span is zero
ii) shear force at mid span is maximum
iii) torsion at mid span is zero
iv) torsion at mid span is maximum
The correct answer is

Normally prestressing wires are arranged in the

Modulus of rupture of concrete is a measure of

In order to obtain the best workability of concrete, the preferred shape of aggregate is

To minimize the effect of differential settlement, the area of a footing should be designed for

The load carrying capacity of a helically reinforced column as compared to that of a tied column is about

The minimum cover in a slab should neither be less than the diameter of bar nor less than

For a longitudinal reinforcing bar in a column, the minimum cover shall neither be less than the diameter of bar nor less than

Minimum thickness of load bearing RCC wall should be

The property of fresh concrete, in which the water in the mix tends to rise to the surface while placing and compacting, is called

A T-shaped retaining wall mainly conssits of

Minimum grade of concrete to be used in reinforced concrete as per IS:456-1978 is

The depth of footing for an isolated column is governed by
i) maximum bending moment
ii) shear force
iii) punching shear
The correct answer is

In a counterfort retaining wall, the main reinforcement is provided on the
i) bottom face in front counterfort
ii) inclined face in front counterfort
iii) bottom face in back counterfort
iv) inclined face in back counterEort
The correct answer is

The effect of adding calcium chloride in concrete is
i) to increase shrinkage
ii) to decrease shrinkage
iii) to increase setting time
iv) to decrease setting time
The correct answer is

High carbon content in the steel causes

The slab is designed as one way if the ratio of long span to short span is