CONCRETE TECHNOLOGY AND DESIGN OF CONCRETE STRUCTURES QUIZ

A beam curved in plan is designed for

shear and torsion

bending moment, shear and torsion

bending moment and shear

bending moment and torsion

TRUE ANSWER : ?
YOUR ANSWER : ?

In case of hand mixing of concrete, the extra cement to be added is

5%

15%

10%

20%

TRUE ANSWER : ?
YOUR ANSWER : ?

Sinking of an intermediate support of a continuous beam<br/>i) reduces the negative moment at support<br/>ii) increases the negative moment at support<br/>iii) reduces the positive moment at center of span<br/>iv) increases the positive moment at center of span<br/>The correct answer is

(i) and (iii)

(ii) and (iv)

(i) and (iv)

(ii) and (iii)

TRUE ANSWER : ?
YOUR ANSWER : ?

The property of the ingredients to separate from each other while placing the concrete is called

segregation

shrinkage

bulking

compaction

TRUE ANSWER : ?
YOUR ANSWER : ?

The temperature reinforcement in the vertical slab of a T-shaped R.C. retaining wall is

Not needed

Provided more on inner face than on front face

Provided equally on inner and front faces

Provided more on front face than on inner face

TRUE ANSWER : ?
YOUR ANSWER : ?

The individual variation between test strength of sample should not be more than

± 15% of average

±5% of average

± 10% of average

±20% of average

TRUE ANSWER : ?
YOUR ANSWER : ?

For concreting of heavily reinforced sections without vibration, the workability of concrete expressed as compacting factor should be

Above 0.92

0.75 - 0.80

0.85 - 0.92

0.75 - 0.80

TRUE ANSWER : ?
YOUR ANSWER : ?

A T-shaped retaining wall mainly conssits of

two cantilevers

one cantilever

four cantilevers

three cantilevers

TRUE ANSWER : ?
YOUR ANSWER : ?

High carbon content in the steel causes

increase in tensile strength but decrease in ductility

decrease in both tensile strength and ductility

increase in both tensile strength and ductility

decrease in tensile strength but increase in ductility

TRUE ANSWER : ?
YOUR ANSWER : ?

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)

(ii) and (iii)

(i) and (iii)

(i) and (iv)

TRUE ANSWER : ?
YOUR ANSWER : ?

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