In counterfort type retaining walls i) the vertical slab is designed as a continuous slab ii) the heel slab is designed as a continuous slab iii) the vertical slab is designed as a cantilever iv) the heel slab is designed as a cantilever The correct answer is

Concrete Technology and Design of Concrete Structures
In counterfort type retaining walls i) the vertical slab is designed as a continuous slab ii) the heel slab is designed as a continuous slab iii) the vertical slab is designed as a cantilever iv) the heel slab is designed as a cantilever The correct answer is

(i) and (ii)

(i) and (iv)

(iii) and (iv)

(ii) and (iii)

(i) and (ii)

(i) and (iv)

(iii) and (iv)

(ii) and (iii)

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Concrete Technology and Design of Concrete Structures
The compressive strength of 100 mm cube as compared to 150 mm cube is always

equal

less

None of these

more

equal

less

None of these

more

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Concrete Technology and Design of Concrete Structures
The individual variation between test strength of sample should not be more than

± 15% of average

± 10% of average

±20% of average

±5% of average

± 15% of average

± 10% of average

±20% of average

±5% of average

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

increase in fineness of cement

decrease in curing time

decrease in size of aggregate

increase in water-cement ratio

increase in fineness of cement

decrease in curing time

decrease in size of aggregate

increase in water-cement ratio

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Concrete Technology and Design of Concrete Structures
The effect of adding calcium chloride in concrete is i) to increase shrinkage ii) to decrease shrinkage iii) to increase setting time iv) to decrease setting time The correct answer is

(ii) and (iii)

(i)and(iv)

(i) and (iii)

(ii) and (iv)

(ii) and (iii)

(i)and(iv)

(i) and (iii)

(ii) and (iv)

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Concrete Technology and Design of Concrete Structures
The minimum cover in a slab should neither be less than the diameter of bar nor less than

10 mm

20 mm

30 mm

15 mm

10 mm

20 mm

30 mm

15 mm

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Concrete Technology and Design of Concrete Structures

Concrete Technology and Design of Concrete Structures The compressive strength of 100 mm cube as compared to 150 mm cube is always

Concrete Technology and Design of Concrete Structures The individual variation between test strength of sample should not be more than

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

Concrete Technology and Design of Concrete Structures The effect of adding calcium chloride in concrete is i) to increase shrinkage ii) to decrease shrinkage iii) to increase setting time iv) to decrease setting time The correct answer is

Concrete Technology and Design of Concrete Structures The minimum cover in a slab should neither be less than the diameter of bar nor less than

Concrete Technology and Design of Concrete Structures
The compressive strength of 100 mm cube as compared to 150 mm cube is always

Concrete Technology and Design of Concrete Structures
The individual variation between test strength of sample should not be more than

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

Concrete Technology and Design of Concrete Structures
The effect of adding calcium chloride in concrete is i) to increase shrinkage ii) to decrease shrinkage iii) to increase setting time iv) to decrease setting time The correct answer is

Concrete Technology and Design of Concrete Structures
The minimum cover in a slab should neither be less than the diameter of bar nor less than