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 9 of 24

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Q81.
Pick up the correct statement from the following:

a.

Bulking of sand is caused due to formation of a thin film of surface moisture

b.

Fine sand bulks more than coarse sand

c.

With 10% moisture content by weight, the bulking of sand is increased by 50%.

d.

All the above.

Discuss
Answer: (d).All the above.
Q82.
For compacting plain concrete road surface of thickness less than 20 cm, we use

a.

internal vibrator

b.

screed vibrator

c.

form vibrator

d.

none of these.

Discuss
Answer: (b).screed vibrator
Q83.
Pick up the correct statement from the following:

a.

Construction joints are necessarily planned for their locations

b.

Expansion joints are provided to accommodate thermal expansion

c.

Construction joints are provided to control shrinkage cracks

d.

All the above.

Discuss
Answer: (d).All the above.
Q84.
Separation of coarse aggregates from mortar during transportation, is known

a.

bleeding

b.

creeping

c.

segregation

d.

shrinkage

Discuss
Answer: (c).segregation
Q85.
According to the recommendations of IS : 456-1978, the expansion joints

a.

are provided where plane changes abruptly

b.

are provided to ensure minimum resistance

c.

are supported on separate columns

d.

all the above.

Discuss
Answer: (d).all the above.
Q86.
Grading of sand causes great variation in

a.

workability of concrete

b.

strength of concrete

c.

durability of concrete

d.

all the above.

Discuss
Answer: (d).all the above.
Q87.
Shrinkage in concrete can be reduced by using

a.

low water cement ratio

b.

less cement in the concrete

c.

proper concrete mix

d.

all the above.

Discuss
Answer: (d).all the above.
Q88.
Ordinary concrete is not used for concrete grade

a.

M 100

b.

M 150

c.

M 200

d.

M 400

Discuss
Answer: (d).M 400
Q89.
Segregation is responsible for

a.

honey-combed concrete

b.

porous layers in concrete

c.

surface scaling in concrete

d.

all the above.

Discuss
Answer: (d).all the above.
Q90.
Addition of pozzolana to cement

a.

decreases workability

b.

increases strength

c.

increases heat of hydration

d.

none of these.

Discuss
Answer: (d).none of these.
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