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
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)

(ii) and (iv)

(i)and(iv)

(i) and (iii)

(ii) and (iii)

(ii) and (iv)

(i)and(iv)

(i) and (iii)

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Concrete Technology and Design of Concrete Structures
Cube strength of controlled concrete to be used for pretensioned and post-tensioned work respectively should not be less than

42 MPa and 35 MPa

53 MPa and 42 MPa

42 MPa and 53 MPa

35 MPa and 42 MPa

42 MPa and 35 MPa

53 MPa and 42 MPa

42 MPa and 53 MPa

35 MPa and 42 MPa

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Concrete Technology and Design of Concrete Structures
For a simply supported beam of span 15m, the minimum effective depth to satisfy the vertical deflection limits should be

more than 1 m

600 mm

900 mm

750 mm

more than 1 m

600 mm

900 mm

750 mm

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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 (iii)

(i) and (iii)

(ii) and (iv)

(i) and (iv)

(ii) and (iii)

(i) and (iii)

(ii) and (iv)

(i) and (iv)

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Concrete Technology and Design of Concrete Structures
For a slab supported on its four edges with corners held down and loaded uniformly, the Marcus correction factor to the moments obtained by Grashoff Rankine’s theory

can be less than 1

can be more than 1

is always greater than 1

is always less than 1

can be less than 1

can be more than 1

is always greater than 1

is always less than 1

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Concrete Technology and Design of Concrete Structures
The percentage of reinforcement in case of slabs, when high strength deformed bars are used is not less than

0.14

0.13

0.15

0.12

0.14

0.13

0.15

0.12

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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 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 Cube strength of controlled concrete to be used for pretensioned and post-tensioned work respectively should not be less than

Concrete Technology and Design of Concrete Structures For a simply supported beam of span 15m, the minimum effective depth to satisfy the vertical deflection limits should be

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 For a slab supported on its four edges with corners held down and loaded uniformly, the Marcus correction factor to the moments obtained by Grashoff Rankine’s theory

Concrete Technology and Design of Concrete Structures The percentage of reinforcement in case of slabs, when high strength deformed bars are used is not 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
Cube strength of controlled concrete to be used for pretensioned and post-tensioned work respectively should not be less than

Concrete Technology and Design of Concrete Structures
For a simply supported beam of span 15m, the minimum effective depth to satisfy the vertical deflection limits should be

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
For a slab supported on its four edges with corners held down and loaded uniformly, the Marcus correction factor to the moments obtained by Grashoff Rankine’s theory

Concrete Technology and Design of Concrete Structures
The percentage of reinforcement in case of slabs, when high strength deformed bars are used is not less than