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

(i)and(iv)

(i) and (iii)

(ii) and (iv)

(ii) and (iii)

(i)and(iv)

(i) and (iii)

(ii) and (iv)

(ii) and (iii)

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Concrete Technology and Design of Concrete Structures
In a counterfort retaining wall, the main reinforcement in the stem at mid span is provided on

front face only

None of these

inner face only

both front face and inner face

front face only

None of these

inner face only

both front face and inner face

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Concrete Technology and Design of Concrete Structures
The minimum cover in a slab should neither be less than the diameter of bar nor less than

20 mm

30 mm

10 mm

15 mm

20 mm

30 mm

10 mm

15 mm

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Concrete Technology and Design of Concrete Structures
The load factors for live load and dead load are taken respectively as

1.5 and 1.5

2.2 and 1.5

2.2 and 2.2

1.5 and 2.2

1.5 and 1.5

2.2 and 1.5

2.2 and 2.2

1.5 and 2.2

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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

(ii) and (iii)

(iii) and (iv)

(i) and (iv)

(i) and (ii)

(ii) and (iii)

(iii) and (iv)

(i) and (iv)

(i) and (ii)

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Concrete Technology and Design of Concrete Structures
If the permissible stress in steel in tension is 140 N/mm², then the depth of neutral axis for a singly reinforced rectangular balanced section will be

dependent on grade of concrete also

0.45 d

0.35 d

0.40 d

dependent on grade of concrete also

0.45 d

0.35 d

0.40 d

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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 In a counterfort retaining wall, the main reinforcement in the stem at mid span is provided on

Concrete Technology and Design of Concrete Structures The minimum cover in a slab should neither be less than the diameter of bar nor less than

Concrete Technology and Design of Concrete Structures The load factors for live load and dead load are taken respectively as

Concrete Technology and Design of Concrete Structures If the permissible stress in steel in tension is 140 N/mm², then the depth of neutral axis for a singly reinforced rectangular balanced section will be

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
In a counterfort retaining wall, the main reinforcement in the stem at mid span is provided on

Concrete Technology and Design of Concrete Structures
The minimum cover in a slab should neither be less than the diameter of bar nor less than

Concrete Technology and Design of Concrete Structures
The load factors for live load and dead load are taken respectively as

Concrete Technology and Design of Concrete Structures
If the permissible stress in steel in tension is 140 N/mm², then the depth of neutral axis for a singly reinforced rectangular balanced section will be