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

Concrete Technology and Design of Concrete Structures
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

only (ii)

both (ii) and (iii)

both (i) and (iv)

only (i)

only (ii)

both (ii) and (iii)

both (i) and (iv)

only (i)

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Concrete Technology and Design of Concrete Structures
For a reinforced concrete section, the shape of shear stress diagram is

wholly parabolic

wholly rectangular

parabolic above neutral axis and rectangular below neutral axis

rectangular above neutral axis and parabolic below neutral axis

wholly parabolic

wholly rectangular

parabolic above neutral axis and rectangular below neutral axis

rectangular above neutral axis and parabolic below neutral axis

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Concrete Technology and Design of Concrete Structures
In order to obtain the best workability of concrete, the preferred shape of aggregate is

All of these

angular

elongated

rounded

All of these

angular

elongated

rounded

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Concrete Technology and Design of Concrete Structures
Normally prestressing wires are arranged in the

center

upper part of the beam

anywhere

lower part of the beam

center

upper part of the beam

anywhere

lower part of the beam

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Concrete Technology and Design of Concrete Structures
The main reinforcement in the toe of a T- shaped R C. retaining wall is provided oni) top face parallel to the wallii) top face perpendicular to the walliii) bottom face paralleUo the walliv) bottom face perpendicular to the wallThe correct answer is

only (ii) is correct

(iii) and (iv) are correct

only (iv) is correct

(i) and (ii) are correct

only (ii) is correct

(iii) and (iv) are correct

only (iv) is correct

(i) and (ii) are correct

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Concrete Technology and Design of Concrete Structures
The centroid of compressive force, from the extreme compression fiber, in limit state design lies at a distance of (where xu is the depth of neutral axis at the limit state of collapse)

0.416 xu

0.367 xu

0.573 xu

0.446 xu

0.416 xu

0.367 xu

0.573 xu

0.446 xu

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Concrete Technology and Design of Concrete Structures

Concrete Technology and Design of Concrete Structures For a reinforced concrete section, the shape of shear stress diagram is

Concrete Technology and Design of Concrete Structures In order to obtain the best workability of concrete, the preferred shape of aggregate is

Concrete Technology and Design of Concrete Structures Normally prestressing wires are arranged in the

Concrete Technology and Design of Concrete Structures The centroid of compressive force, from the extreme compression fiber, in limit state design lies at a distance of (where xu is the depth of neutral axis at the limit state of collapse)

Concrete Technology and Design of Concrete Structures
For a reinforced concrete section, the shape of shear stress diagram is

Concrete Technology and Design of Concrete Structures
In order to obtain the best workability of concrete, the preferred shape of aggregate is

Concrete Technology and Design of Concrete Structures
Normally prestressing wires are arranged in the

Concrete Technology and Design of Concrete Structures
The centroid of compressive force, from the extreme compression fiber, in limit state design lies at a distance of (where xu is the depth of neutral axis at the limit state of collapse)