The effect of adding calcium chloride in concrete is i) to increase shrinkage ii) to decrease shrinkage iii) to increase setting time iv) to decrease setting time The correct answer is

Concrete Technology and Design of Concrete Structures
The effect of adding calcium chloride in concrete is i) to increase shrinkage ii) to decrease shrinkage iii) to increase setting time iv) to decrease setting time The 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
In the design of a front counterfort in a counterfort retaining wall, the main reinforcement is provided oni) bottom face near counterfortii) top face near counterfortiii) bottom face near centre of spaniv) top face near centre of span The correct answer is

both (i) and (iv)

only (i)

both (ii) and (iii)

only (ii)

both (i) and (iv)

only (i)

both (ii) and (iii)

only (ii)

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Concrete Technology and Design of Concrete Structures
Due to circumferential action of the spiral in a spirally reinforced column

Both the capacity of column and ductility of column increase

Capacity of column is decreased but ductility of column increases

Capacity of column is decreased

Ductility of column reduces

Both the capacity of column and ductility of column increase

Capacity of column is decreased but ductility of column increases

Capacity of column is decreased

Ductility of column reduces

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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 a ring beam subjected to uniformly distributed load
i) shear force at mid span is zero
ii) shear force at mid span is maximum
iii) torsion at mid span is zero
iv) torsion at mid span is maximum
The correct answer is

(ii) and (iv)

(i) and (iv)

(i) and (iii)

(ii) and (iii)

(ii) and (iv)

(i) and (iv)

(i) and (iii)

(ii) and (iii)

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Concrete Technology and Design of Concrete Structures
Air entrainment in the concrete increases

workability

the unit weight

the effects of temperature variations

strength

workability

the unit weight

the effects of temperature variations

strength

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Concrete Technology and Design of Concrete Structures

Concrete Technology and Design of Concrete Structures The effect of adding calcium chloride in concrete is i) to increase shrinkage ii) to decrease shrinkage iii) to increase setting time iv) to decrease setting time The correct answer is

Concrete Technology and Design of Concrete Structures Due to circumferential action of the spiral in a spirally reinforced column

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

Concrete Technology and Design of Concrete Structures In a ring beam subjected to uniformly distributed loadi) shear force at mid span is zeroii) shear force at mid span is maximumiii) torsion at mid span is zeroiv) torsion at mid span is maximumThe correct answer is

Concrete Technology and Design of Concrete Structures Air entrainment in the concrete increases

Concrete Technology and Design of Concrete Structures
The effect of adding calcium chloride in concrete is i) to increase shrinkage ii) to decrease shrinkage iii) to increase setting time iv) to decrease setting time The correct answer is

Concrete Technology and Design of Concrete Structures
Due to circumferential action of the spiral in a spirally reinforced column

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

Concrete Technology and Design of Concrete Structures
In a ring beam subjected to uniformly distributed load
i) shear force at mid span is zero
ii) shear force at mid span is maximum
iii) torsion at mid span is zero
iv) torsion at mid span is maximum
The correct answer is

Concrete Technology and Design of Concrete Structures
Air entrainment in the concrete increases