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)

0.446 xu

0.367 xu

0.416 xu

0.573 xu

0.446 xu

0.367 xu

0.416 xu

0.573 xu

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Concrete Technology and Design of Concrete Structures
Sinking of an intermediate support of a continuous beami) reduces the negative moment at supportii) increases the negative moment at supportiii) reduces the positive moment at center of spaniv) increases the positive moment at center of span 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
If the permissible stress in steel in tension is 140 N/mm², then the depth of neutral axis for a singly reinforced rectangular balanced section will be

dependent on grade of concrete also

0.35 d

0.40 d

0.45 d

dependent on grade of concrete also

0.35 d

0.40 d

0.45 d

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Concrete Technology and Design of Concrete Structures
In the design of a front counterfort in a counterfort retaining wall, the main reinforcement is provided oni) bottom face near counterfortii) top face near counterfortiii) bottom face near centre of spaniv) top face near centre of span The correct answer is

both (i) and (iv)

both (ii) and (iii)

only (ii)

only (i)

both (i) and (iv)

both (ii) and (iii)

only (ii)

only (i)

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Concrete Technology and Design of Concrete Structures
To determine the modulus of rupture, the size of test specimen used is

100 x100 x700 mm

150 x150 x500 mm

150 x150 x700 mm

100 x100 x500 mm

100 x100 x700 mm

150 x150 x500 mm

150 x150 x700 mm

100 x100 x500 mm

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Concrete Technology and Design of Concrete Structures
The main reinforcement in the heel of a T-shaped R.C. retaining wall is provided on

both top and bottom faces perpendicular to wall

bottom face perpendicular to wall

top face perpendicular to wall

None of these

both top and bottom faces perpendicular to wall

bottom face perpendicular to wall

top face perpendicular to wall

None of these

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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 If the permissible stress in steel in tension is 140 N/mm², then the depth of neutral axis for a singly reinforced rectangular balanced section will be

Concrete Technology and Design of Concrete Structures To determine the modulus of rupture, the size of test specimen used is

Concrete Technology and Design of Concrete Structures The main reinforcement in the heel of a T-shaped R.C. retaining wall is provided on

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
If the permissible stress in steel in tension is 140 N/mm², then the depth of neutral axis for a singly reinforced rectangular balanced section will be

Concrete Technology and Design of Concrete Structures
To determine the modulus of rupture, the size of test specimen used is

Concrete Technology and Design of Concrete Structures
The main reinforcement in the heel of a T-shaped R.C. retaining wall is provided on