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
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)

0.416 xu

0.573 xu

0.367 xu

0.446 xu

0.416 xu

0.573 xu

0.367 xu

0.446 xu

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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

angular

elongated

All of these

rounded

angular

elongated

All of these

rounded

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Concrete Technology and Design of Concrete Structures
Strength of concrete increases with

decrease in size of aggregate

increase in water-cement ratio

decrease in curing time

increase in fineness of cement

decrease in size of aggregate

increase in water-cement ratio

decrease in curing time

increase in fineness of cement

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Concrete Technology and Design of Concrete Structures
The ratio of the diameter of reinforcing bars and the slab thickness is

1/5

1/4

1/8

1/6

1/5

1/4

1/8

1/6

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

None of these

Bleeding can be increased by addition of calcium chloride.

Bleeding can be minimized by adding pozzuolana finer aggregate.

Lean mixes bleed more as compared to rich ones.

None of these

Bleeding can be increased by addition of calcium chloride.

Bleeding can be minimized by adding pozzuolana finer aggregate.

Lean mixes bleed more as compared to rich ones.

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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

45mm

50 mm

40 mm

60 mm

45mm

50 mm

40 mm

60 mm

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Concrete Technology and Design of Concrete Structures

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 In order to obtain the best workability of concrete, the preferred shape of aggregate is

Concrete Technology and Design of Concrete Structures Strength of concrete increases with

Concrete Technology and Design of Concrete Structures The ratio of the diameter of reinforcing bars and the slab thickness is

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

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
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
In order to obtain the best workability of concrete, the preferred shape of aggregate is

Concrete Technology and Design of Concrete Structures
Strength of concrete increases with

Concrete Technology and Design of Concrete Structures
The ratio of the diameter of reinforcing bars and the slab thickness is

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

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