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)

0.416 xu

0.573 xu

0.446 xu

0.367 xu

0.416 xu

0.573 xu

0.446 xu

0.367 xu

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

both tensile

both compressive

tensile and compressive

compressive and tensile

both tensile

both compressive

tensile and compressive

compressive and tensile

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Concrete Technology and Design of Concrete Structures
In counterfort type retaining wallsi) the vertical slab is designed as a continuous slabii) the heel slab is designed as a continuous slabiii) the vertical slab is designed as a cantileveriv) the heel slab is designed as a cantileverThe correct answer is

(i) and (ii)

(i) and (iv)

(iii) and (iv)

(ii) and (iii)

(i) and (ii)

(i) and (iv)

(iii) and (iv)

(ii) and (iii)

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Concrete Technology and Design of Concrete Structures
The effect of creep on modular ratio is

to keep it unchanged

to increase it

to decrease it

either to decrease or to increase it

to keep it unchanged

to increase it

to decrease it

either to decrease or to increase it

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Concrete Technology and Design of Concrete Structures
For walls, columns and vertical faces of all structural members, the form work is generally removed after

3 days

24 to 48 hours

14 days

7 days

3 days

24 to 48 hours

14 days

7 days

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Concrete Technology and Design of Concrete Structures
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

(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

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 In symmetrically reinforced sections, shrinkage stresses in concrete and steel are respectively

Concrete Technology and Design of Concrete Structures The effect of creep on modular ratio is

Concrete Technology and Design of Concrete Structures For walls, columns and vertical faces of all structural members, the form work is generally removed after

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
In symmetrically reinforced sections, shrinkage stresses in concrete and steel are respectively

Concrete Technology and Design of Concrete Structures
The effect of creep on modular ratio is

Concrete Technology and Design of Concrete Structures
For walls, columns and vertical faces of all structural members, the form work is generally removed after