Chapter:

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1. A T-shaped retaining wall mainly conssits of

One cantilever Two cantilevers Three cantilevers Four cantilevers

Answer

2. A continuous beam is deemed to be a deep beam when ratio of effective span to overall depth (1/D) is less than

1.5 2.0 2.5 3.0

Answer

3. The centroid of compressive force, from extreme compression fiber, in limit state design lies at a distance of (where xu is depth of neutral axis at limit state of collapse)

0.367 xu 0.416 xu 0.446 xu 0.573 xu

Answer

4. Select incorrect statement

Lean mixes bleed more as compared to rich ones Bleeding can be minimized by adding pozzuolana finer aggregate Bleeding can be increased by addition of calcium chloride None of the above

Answer

5. Finer grinding of cement

Affects only the early development of strength Affects only the ultimate strength Both (A) and (B) Does not affect the strength

Answer

6. The main reason for providing number of reinforcing bars at a support in a simply supported beam is to resist in that zone

Compressive stress Shear stress Bond stress Tensile stress

Answer

7. 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

(i) and (iii) (i) and (iv) (ii) and (iii) (ii) and (iv)

Answer

8. Which of following statements is incorrect?

Minimum cross sectional area of longitudinal reinforcement in a column is 0.8% Spacing of longitudinal bars measured along the periphery of column should not exceed 300 mm Reinforcing bars in a column should not be less than 12 mm in diameter The number of longitudinal bars provided in a circular column should not be less than four

Answer

9. The slab is designed as one way if ratio of long span to short span is

Less than 1 Between 1 and 1.5 Between 1.5 and 2 Greater than 2

Answer

10. In a spherical dome subjected to concentrated load at crown or uniformly distributed load, meridional force is always

Zero Tensile Compressive Tensile or compressive

Answer

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Cement

Types of Cement and Testing of Cement

Aggregates and Testing of Aggregates

Water

Admixtures and Construction Chemicals

Fresh Concrete

Strength of Concrete

Elasticity, Creep and Shrinkage

Durability of Concrete

Testing of Concrete

Concrete Mix Design

Quality Control

Special Concrete and Concreting Methods

IS Codes Related to Cement and Concrete

Repair Technology for Concrete Structures

Concrete Technology Important Questions

Topics

This Chapter concrete-technology-important-questions consists of the following topics

Concrete Technology Important Questions

A T-shaped retaining wall mainly conssits of

;

A continuous beam is deemed to be a deep beam when ratio of effective span to overall depth (1/D) is less than

;

The centroid of compressive force, from extreme compression fiber, in limit state design lies at a distance of (where xu is depth of neutral axis at limit state of collapse)

;

Select incorrect statement

;

Finer grinding of cement

;

The main reason for providing number of reinforcing bars at a support in a simply supported beam is to resist in that zone

;

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

;

Which of following statements is incorrect?

;

The slab is designed as one way if ratio of long span to short span is

;

In a spherical dome subjected to concentrated load at crown or uniformly distributed load, meridional force is always

;

Options:

Option A:

Option B:

Option C:

Option D:

Correct Answer:

Concrete Technology Important Questions

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Chapter:

Three cantilevers

2.5

0.416 xu

None of the above

Affects only the early development of strength

Bond stress

(i) and (iv)

The number of longitudinal bars provided in a circular column should not be less than four

Greater than 2

Compressive

All Chapters

Cement

Types of Cement and Testing of Cement

Aggregates and Testing of Aggregates

Water

Admixtures and Construction Chemicals

Fresh Concrete

Strength of Concrete

Elasticity, Creep and Shrinkage

Durability of Concrete

Testing of Concrete

Concrete Mix Design

Quality Control

Special Concrete and Concreting Methods

IS Codes Related to Cement and Concrete

Repair Technology for Concrete Structures

Concrete Technology Important Questions

Topics

Concrete Technology Important Questions

A T-shaped retaining wall mainly conssits of

A continuous beam is deemed to be a deep beam when ratio of effective span to overall depth (1/D) is less than

The centroid of compressive force, from extreme compression fiber, in limit state design lies at a distance of (where xu is depth of neutral axis at limit state of collapse)

Select incorrect statement

Finer grinding of cement

The main reason for providing number of reinforcing bars at a support in a simply supported beam is to resist in that zone

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

Which of following statements is incorrect?

The slab is designed as one way if ratio of long span to short span is

In a spherical dome subjected to concentrated load at crown or uniformly distributed load, meridional force is always

Guest
You need to login to ask any Questions from chapter concrete-technology-important-questions of Concrete-Technology

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