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)

0.446 xu

0.573 xu

0.416 xu

0.367 xu

0.446 xu

0.573 xu

0.416 xu

0.367 xu

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Concrete Technology and Design of Concrete Structures
If the depth of neutral axis for a singly reinforced rectangular section is represented by kd in working stress design, then the value of k for balanced section

depends on both crst and acbc

is independant of both ast and acbc where d is the effective depth, ast is per-missible stress in steel in tension and ocbc is permissible stress in concrete in bending compression.

depends on as, only

depends on aCbC only

depends on both crst and acbc

is independant of both ast and acbc where d is the effective depth, ast is per-missible stress in steel in tension and ocbc is permissible stress in concrete in bending compression.

depends on as, only

depends on aCbC only

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Concrete Technology and Design of Concrete Structures
Modulus of rupture of concrete is a measure of

flexural tensile strength

split tensile strength

compressive strength

direct tensile strength

flexural tensile strength

split tensile strength

compressive strength

direct tensile strength

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Concrete Technology and Design of Concrete Structures
As compared to ordinary portland cement, use of pozzuolanic cement

reduces workability

increases shrinkage

increases bleeding

increases strength

reduces workability

increases shrinkage

increases bleeding

increases strength

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Concrete Technology and Design of Concrete Structures
Shrinkage of concrete depends upon i) humidity of atmosphere ii) passage of time iii) stress The correct answer is

only (iii)

All (i), (ii) and (iii)

(ii) and (iii)

(i) and (ii)

only (iii)

All (i), (ii) and (iii)

(ii) and (iii)

(i) and (ii)

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Concrete Technology and Design of Concrete Structures
In symmetrically reinforced sections, shrinkage stresses in concrete and steel are respectively

compressive and tensile

both compressive

tensile and compressive

both tensile

compressive and tensile

both compressive

tensile and compressive

both tensile

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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 If the depth of neutral axis for a singly reinforced rectangular section is represented by kd in working stress design, then the value of k for balanced section

Concrete Technology and Design of Concrete Structures Modulus of rupture of concrete is a measure of

Concrete Technology and Design of Concrete Structures As compared to ordinary portland cement, use of pozzuolanic cement

Concrete Technology and Design of Concrete Structures Shrinkage of concrete depends upon i) humidity of atmosphere ii) passage of time iii) stress The correct answer is

Concrete Technology and Design of Concrete Structures In symmetrically reinforced sections, shrinkage stresses in concrete and steel are respectively

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
If the depth of neutral axis for a singly reinforced rectangular section is represented by kd in working stress design, then the value of k for balanced section

Concrete Technology and Design of Concrete Structures
Modulus of rupture of concrete is a measure of

Concrete Technology and Design of Concrete Structures
As compared to ordinary portland cement, use of pozzuolanic cement

Concrete Technology and Design of Concrete Structures
Shrinkage of concrete depends upon i) humidity of atmosphere ii) passage of time iii) stress The correct answer is

Concrete Technology and Design of Concrete Structures
In symmetrically reinforced sections, shrinkage stresses in concrete and steel are respectively