The main reinforcement in the toe of a T- shaped R C. retaining wall is provided oni) top face parallel to the wallii) top face perpendicular to the walliii) bottom face paralleUo the walliv) bottom face perpendicular to the wallThe 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 oni) top face parallel to the wallii) top face perpendicular to the walliii) bottom face paralleUo the walliv) bottom face perpendicular to the wallThe correct answer is

(iii) and (iv) are correct

only (iv) is correct

only (ii) is correct

(i) and (ii) are correct

(iii) and (iv) are correct

only (iv) is correct

only (ii) is correct

(i) and (ii) are correct

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Concrete Technology and Design of Concrete Structures
In a spherical dome the hoop stress due to a concentrated load at crown is

tensile everywhere

compressive everywhere

zero

partly compressive and partly tensile

tensile everywhere

compressive everywhere

zero

partly compressive and partly tensile

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Concrete Technology and Design of Concrete Structures
Most common method of prestressing used for factory production is

Freyssinet system

Magnel-Blaton system

Long line method

Lee-Macall system

Freyssinet system

Magnel-Blaton system

Long line method

Lee-Macall system

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Concrete Technology and Design of Concrete Structures
The centroid of compressive force, from the extreme compression fiber, in limit state design lies at a distance of (where xu is the depth of neutral axis at the limit state of collapse)

0.446 xu

0.416 xu

0.367 xu

0.573 xu

0.446 xu

0.416 xu

0.367 xu

0.573 xu

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Concrete Technology and Design of Concrete Structures
Poisson’s ratio for concrete

decreases with richer mixes

remains constant

None of these

increases with richer mixes

decreases with richer mixes

remains constant

None of these

increases with richer mixes

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Concrete Technology and Design of Concrete Structures
Modulus of rupture of concrete is a measure of

split tensile strength

flexural tensile strength

compressive strength

direct tensile strength

split tensile strength

flexural tensile strength

compressive strength

direct tensile strength

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Concrete Technology and Design of Concrete Structures

Concrete Technology and Design of Concrete Structures In a spherical dome the hoop stress due to a concentrated load at crown is

Concrete Technology and Design of Concrete Structures Most common method of prestressing used for factory production is

Concrete Technology and Design of Concrete Structures The centroid of compressive force, from the extreme compression fiber, in limit state design lies at a distance of (where xu is the depth of neutral axis at the limit state of collapse)

Concrete Technology and Design of Concrete Structures Poisson’s ratio for concrete

Concrete Technology and Design of Concrete Structures Modulus of rupture of concrete is a measure of

Concrete Technology and Design of Concrete Structures
In a spherical dome the hoop stress due to a concentrated load at crown is

Concrete Technology and Design of Concrete Structures
Most common method of prestressing used for factory production is

Concrete Technology and Design of Concrete Structures
The centroid of compressive force, from the extreme compression fiber, in limit state design lies at a distance of (where xu is the depth of neutral axis at the limit state of collapse)

Concrete Technology and Design of Concrete Structures
Poisson’s ratio for concrete

Concrete Technology and Design of Concrete Structures
Modulus of rupture of concrete is a measure of