Concrete Technology MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Concrete Technology, a fundamental topic in the field of Civil Engineering. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Concrete Technology MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Concrete Technology mcq questions that explore various aspects of Concrete Technology problems. Each MCQ is crafted to challenge your understanding of Concrete Technology principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Civil Engineering tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Concrete Technology MCQs are your pathway to success in mastering this essential Civil Engineering topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Concrete Technology. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Concrete Technology knowledge to the test? Let's get started with our carefully curated MCQs!

Concrete Technology MCQs | Page 22 of 24

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Q211.
Curing of pavements, floors, roofs and slabs, is done by

a.

membrane method

b.

ponding method

c.

covering surface with bags

d.

sprinkling water method

Discuss
Answer: (b).ponding method
Q212.
Pick up the incorrect statement from the following:

a.

With passage of time, the strength of cement increases

b.

With passage of time, the strength of cement decreases

c.

After a period of 24 months, the strength of cement reduces to 50%

d.

The concrete made with storage deteriorated cement, gains strength with time

Discuss
Answer: (a).With passage of time, the strength of cement increases
Q213.
The surface where two successive placements of concrete meet, is known as

a.

Contraction joint

b.

Expansion joint

c.

Construction joint

d.

both (a) and (b)

Discuss
Answer: (c).Construction joint
Q214.
Concrete is unsuitable for compaction by a vibrator if it is

a.

dry

b.

earth moist

c.

semi-plastic

d.

plastic

Discuss
Answer: (d).plastic
Q215.
Inert material of a cement concrete mix, is

a.

water

b.

cement

c.

aggregate

d.

none of these.

Discuss
Answer: (c).aggregate
Q216.
Sands of zone I are

a.

coarse

b.

medium

c.

medium to fine

d.

fine.

Discuss
Answer: (a).coarse
Q217.
The lower water cement ratio in concrete, introduces

a.

smaller creep and shrinkage

b.

greater density and smaller permeability

c.

improved frost resistance

d.

all the above.

Discuss
Answer: (d).all the above.
Q218.
The cement becomes useless if its absorbed moisture content exceeds

a.

1%

b.

2%

c.

3%

d.

5%

Discuss
Answer: (d).5%
Q219.
The bulk density of aggregates, depends upon

a.

shape

b.

grading

c.

compaction

d.

all the above.

Discuss
Answer: (d).all the above.
Q220.
Pick up the correct statement from the following:

a.

The bulk density of fine aggregate is usually about 10 per cent more than that of coarse aggregate of similar composition

b.

The specific gravity of aggregate is important for the determination of the moisture content

c.

The absorption and porosity of an aggregate influence the property of the concrete

d.

All the above.

Discuss
Answer: (d).All the above.
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