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
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)

0.573 xu

0.446 xu

0.416 xu

0.367 xu

0.573 xu

0.446 xu

0.416 xu

0.367 xu

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Concrete Technology and Design of Concrete Structures
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

(i) and (iv)

(ii) and (iii)

(iii) and (iv)

(i) and (ii),

(i) and (iv)

(ii) and (iii)

(iii) and (iv)

(i) and (ii),

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Concrete Technology and Design of Concrete Structures
Critical section for shear in case of flat slabs is at a distance of

effective depth of slab from periphery of column/drop panel

at the drop panel of slab

at the periphery of column

d/2 from periphery of column/capital/ drop panel

effective depth of slab from periphery of column/drop panel

at the drop panel of slab

at the periphery of column

d/2 from periphery of column/capital/ drop panel

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Concrete Technology and Design of Concrete Structures
The property of the ingredients to separate from each other while placing the concrete is called

shrinkage

segregation

bulking

compaction

shrinkage

segregation

bulking

compaction

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Concrete Technology and Design of Concrete Structures
Most common method of prestressing used for factory production is

Magnel-Blaton system

Freyssinet system

Long line method

Lee-Macall system

Magnel-Blaton system

Freyssinet system

Long line method

Lee-Macall system

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Concrete Technology and Design of Concrete Structures
If the permissible stress in steel in tension is 140 N/mm², then the depth of neutral axis for a singly reinforced rectangular balanced section will be

0.40 d

0.35 d

0.45 d

dependent on grade of concrete also

0.40 d

0.35 d

0.45 d

dependent on grade of concrete also

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Concrete Technology and Design of Concrete Structures

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 Critical section for shear in case of flat slabs is at a distance of

Concrete Technology and Design of Concrete Structures The property of the ingredients to separate from each other while placing the concrete is called

Concrete Technology and Design of Concrete Structures Most common method of prestressing used for factory production is

Concrete Technology and Design of Concrete Structures If the permissible stress in steel in tension is 140 N/mm², then the depth of neutral axis for a singly reinforced rectangular balanced section will be

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
Critical section for shear in case of flat slabs is at a distance of

Concrete Technology and Design of Concrete Structures
The property of the ingredients to separate from each other while placing the concrete is called

Concrete Technology and Design of Concrete Structures
Most common method of prestressing used for factory production is

Concrete Technology and Design of Concrete Structures
If the permissible stress in steel in tension is 140 N/mm², then the depth of neutral axis for a singly reinforced rectangular balanced section will be