The main reinforcement in the toe of a T- shaped R C. retaining wall is provided on i) top face parallel to the wall ii) top face perpendicular to the wall iii) bottom face paralleUo the wall iv) bottom face perpendicular to the wall The correct answer is

Concrete Technology and Design of Concrete Structures
The main reinforcement in the toe of a T- shaped R C. retaining wall is provided on i) top face parallel to the wall ii) top face perpendicular to the wall iii) bottom face paralleUo the wall iv) bottom face perpendicular to the wall The correct answer is

(i) and (ii) are correct

only (ii) is correct

(iii) and (iv) are correct

only (iv) is correct

(i) and (ii) are correct

only (ii) is correct

(iii) and (iv) are correct

only (iv) is correct

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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 (iv)

(ii) and (iii)

(i)and(iv)

(i) and (iii)

(ii) and (iv)

(ii) and (iii)

(i)and(iv)

(i) and (iii)

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Concrete Technology and Design of Concrete Structures
If the depth of actual neutral axis in a beam is more than the depth of critical neutral axis, then the beam is called

balanced beam

under-reinforced beam

over-reinforced beam

None of these

balanced beam

under-reinforced beam

over-reinforced beam

None of these

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Concrete Technology and Design of Concrete Structures
Select the incorrect statement...

For heavy loads and large spans in buildings or bridges, post-tensioning system is cheaper than pretensioning system

The loss of prestress is more in pre-tensioning system than in post-tensioning system.

None of these

Pretensioning system has greater certainty about its durability.

For heavy loads and large spans in buildings or bridges, post-tensioning system is cheaper than pretensioning system

The loss of prestress is more in pre-tensioning system than in post-tensioning system.

None of these

Pretensioning system has greater certainty about its durability.

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Concrete Technology and Design of Concrete Structures
Bulking of sand is maximum if moisture content is about

7%

6%

4%

5%

7%

6%

4%

5%

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Concrete Technology and Design of Concrete Structures
According to IS : 456-1978, the fiexural strength of concrete is

directly proportional to compressive strength

inversely proportional to square root of compressive strength

inversely proportional to compressive strength

directly proportional to square root of compressive strength

directly proportional to compressive strength

inversely proportional to square root of compressive strength

inversely proportional to compressive strength

directly proportional to square root of compressive 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 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 If the depth of actual neutral axis in a beam is more than the depth of critical neutral axis, then the beam is called

Concrete Technology and Design of Concrete Structures Select the incorrect statement...

Concrete Technology and Design of Concrete Structures Bulking of sand is maximum if moisture content is about

Concrete Technology and Design of Concrete Structures According to IS : 456-1978, the fiexural strength of concrete 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

Concrete Technology and Design of Concrete Structures
If the depth of actual neutral axis in a beam is more than the depth of critical neutral axis, then the beam is called

Concrete Technology and Design of Concrete Structures
Select the incorrect statement...

Concrete Technology and Design of Concrete Structures
Bulking of sand is maximum if moisture content is about

Concrete Technology and Design of Concrete Structures
According to IS : 456-1978, the fiexural strength of concrete is