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 (iii)

(i) and (iv)

(ii) and (iii)

(ii) and (iv)

(i) and (iii)

(i) and (iv)

(ii) and (iii)

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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

Pretensioning system has greater certainty about its durability.

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

None of these

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

Pretensioning system has greater certainty about its durability.

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

None of these

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Concrete Technology and Design of Concrete Structures
Which of the following has high tensile strength ?

heat treated rolled wires

plain hot rolled wires

cold drawn wires

all have same tensile strength

heat treated rolled wires

plain hot rolled wires

cold drawn wires

all have same tensile strength

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Concrete Technology and Design of Concrete Structures
Ultimate strength of cold drawn high steel wires

increases with increase in diameter of bar

does not depend on diameter of bar

None of these

decreases with increase in diameter of bar

increases with increase in diameter of bar

does not depend on diameter of bar

None of these

decreases with increase in diameter of bar

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Concrete Technology and Design of Concrete Structures
For a longitudinal reinforcing bar in a column, the minimum cover shall neither be less than the diameter of bar nor less than

50 mm

40 mm

45mm

60 mm

50 mm

40 mm

45mm

60 mm

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Concrete Technology and Design of Concrete Structures
In order to obtain the best workability of concrete, the preferred shape of aggregate is

elongated

angular

All of these

rounded

elongated

angular

All of these

rounded

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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 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 Select the incorrect statement...

Concrete Technology and Design of Concrete Structures Which of the following has high tensile strength ?

Concrete Technology and Design of Concrete Structures Ultimate strength of cold drawn high steel wires

Concrete Technology and Design of Concrete Structures For a longitudinal reinforcing bar in a column, the minimum cover shall neither be less than the diameter of bar nor less than

Concrete Technology and Design of Concrete Structures In order to obtain the best workability of concrete, the preferred shape of aggregate 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

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

Concrete Technology and Design of Concrete Structures
Which of the following has high tensile strength ?

Concrete Technology and Design of Concrete Structures
Ultimate strength of cold drawn high steel wires

Concrete Technology and Design of Concrete Structures
For a longitudinal reinforcing bar in a column, the minimum cover shall neither be less than the diameter of bar nor less than

Concrete Technology and Design of Concrete Structures
In order to obtain the best workability of concrete, the preferred shape of aggregate is