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

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

(iii) and (iv)

(ii) and (iii)

(i) and (ii)

(i) and (iv)

(iii) and (iv)

(ii) and (iii)

(i) and (ii)

(i) and (iv)

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Concrete Technology and Design of Concrete Structures
A continuous beam is deemed to be a deep beam when the ratio of effective span to overall depth (1/D) is less than

3.5

4.5

2.5

5.5

3.5

4.5

2.5

5.5

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Concrete Technology and Design of Concrete Structures
The effect of adding calcium chloride in concrete isi) to increase shrinkageii) to decrease shrinkageiii) to increase setting timeiv) to decrease setting timeThe correct answer is

(ii) and (iii)

(i)and(iv)

(i) and (iii)

(ii) and (iv)

(ii) and (iii)

(i)and(iv)

(i) and (iii)

(ii) and (iv)

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Concrete Technology and Design of Concrete Structures
Diagonal tension in a beam

Decreases below the neutral axis and increases above the neutral axis

Increases below the neutral axis and decreases above the neutral axis

Is maximum at neutral axis

Remains same

Decreases below the neutral axis and increases above the neutral axis

Increases below the neutral axis and decreases above the neutral axis

Is maximum at neutral axis

Remains same

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Concrete Technology and Design of Concrete Structures
As compared to ordinary portland cement, high alumina cement has

lower initial and final setting times

higher initial and final setting times

lower initial setting time but higher final setting time

higher initial setting time but lower final setting time

lower initial and final setting times

higher initial and final setting times

lower initial setting time but higher final setting time

higher initial setting time but lower final setting time

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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 (i)

both (i) and (iv)

both (ii) and (iii)

only (ii)

only (i)

both (i) and (iv)

both (ii) and (iii)

only (ii)

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Concrete Technology and Design of Concrete Structures

Concrete Technology and Design of Concrete Structures A continuous beam is deemed to be a deep beam when the ratio of effective span to overall depth (1/D) is less than

Concrete Technology and Design of Concrete Structures The effect of adding calcium chloride in concrete isi) to increase shrinkageii) to decrease shrinkageiii) to increase setting timeiv) to decrease setting timeThe correct answer is

Concrete Technology and Design of Concrete Structures Diagonal tension in a beam

Concrete Technology and Design of Concrete Structures As compared to ordinary portland cement, high alumina cement has

Concrete Technology and Design of Concrete Structures
A continuous beam is deemed to be a deep beam when the ratio of effective span to overall depth (1/D) is less than

Concrete Technology and Design of Concrete Structures
The effect of adding calcium chloride in concrete isi) to increase shrinkageii) to decrease shrinkageiii) to increase setting timeiv) to decrease setting timeThe correct answer is

Concrete Technology and Design of Concrete Structures
Diagonal tension in a beam

Concrete Technology and Design of Concrete Structures
As compared to ordinary portland cement, high alumina cement has