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
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
In a counterfort retaining wall, the main reinforcement is provided on the i) bottom face in front counterfort ii) inclined face in front counterfort iii) bottom face in back counterfort iv) inclined face in back counterEort The correct answer is

(i) and (ii),

(ii) and (iii)

(iii) and (iv)

(i) and (iv)

(i) and (ii),

(ii) and (iii)

(iii) and (iv)

(i) and (iv)

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Concrete Technology and Design of Concrete Structures
If nominal shear stress tv exceeds the design shear strength of concrete xc, the nominal shear reinforcement as per IS : 456-1978 shall be provided for carrying a shear stress equal to

xv

xc

Tv + Tc

xv

xc

Tv + Tc

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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

only (iv) is correct

(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

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Concrete Technology and Design of Concrete Structures
In prestressed concrete

forces of tension and compressions remain unchanged but lever arm changes with the moment

both forces of tension and compres-sion as well as lever arm remain unchanged

both forces of tension and compres-sion as well as lever arm change

forces of tension and compression change but lever arm remains unchanged

forces of tension and compressions remain unchanged but lever arm changes with the moment

both forces of tension and compres-sion as well as lever arm remain unchanged

both forces of tension and compres-sion as well as lever arm change

forces of tension and compression change but lever arm remains unchanged

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Concrete Technology and Design of Concrete Structures
High carbon content in the steel causes

decrease in both tensile strength and ductility

increase in both tensile strength and ductility

increase in tensile strength but decrease in ductility

decrease in tensile strength but increase in ductility

decrease in both tensile strength and ductility

increase in both tensile strength and ductility

increase in tensile strength but decrease in ductility

decrease in tensile strength but increase in ductility

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Concrete Technology and Design of Concrete Structures

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 If nominal shear stress tv exceeds the design shear strength of concrete xc, the nominal shear reinforcement as per IS : 456-1978 shall be provided for carrying a shear stress equal to

Concrete Technology and Design of Concrete Structures In prestressed concrete

Concrete Technology and Design of Concrete Structures High carbon content in the steel causes

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
If nominal shear stress tv exceeds the design shear strength of concrete xc, the nominal shear reinforcement as per IS : 456-1978 shall be provided for carrying a shear stress equal to

Concrete Technology and Design of Concrete Structures
In prestressed concrete

Concrete Technology and Design of Concrete Structures
High carbon content in the steel causes