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 7 of 24

Discover more Topics under Civil Engineering

Q61.
Addition of pozzolana to ordinary port land cement, causes

a.

decrease in early strength

b.

reduction in chemical action with sulphates

c.

increase in shrinkage

d.

all the above.

Discuss
Answer: (d).all the above.
Q62.
Too wet concrete may cause

a.

weakness of concrete

b.

excessive laitance

c.

segregation

d.

all the above.

Discuss
Answer: (d).all the above.
Q63.
Addition of pozzolana to cement causes

a.

reduction in permeability

b.

loss of heat of hydration

c.

reduction in bleeding

d.

all the above.

Discuss
Answer: (d).all the above.
Q64.
Percentage of pozzolanic material containing clay upto 80% used for the manufacture of pozzolana cement, is

a.

30%

b.

40%

c.

50%

d.

60%

Discuss
Answer: (a).30%
Q65.
For batching 1:3:6 concrete mix by volume, the ingredients required per bag of 50 kg cement, are:

a.

70 litres of sand and 120 litres of aggregates

b.

70 kg of sand and 140 litres of aggregates

c.

105 litres of sand and 140 litres of aggregates

d.

105 litres of sand and 210 litres of aggregates

Discuss
Answer: (d).105 litres of sand and 210 litres of aggregates
Q66.
The process of hardening the concrete by keeping its surface moist is known

a.

placing

b.

wetting

c.

curing

d.

compacting

Discuss
Answer: (c).curing
Q67.
The grade of concrete not recommended by I.S. : 456, is

a.

M 100

b.

M 200

c.

M 300

d.

M 500

Discuss
Answer: (d).M 500
Q68.
C.R.R.I. charts are used to obtain a relatioship between strength of concrete and

a.

water cement ratio

b.

workability

c.

grading of aggregate

d.

fineness modulus

Discuss
Answer: (a).water cement ratio
Q69.
The compaction of concrete, improves

a.

density

b.

strength

c.

durability

d.

all the above.

Discuss
Answer: (d).all the above.
Q70.
Pick up the correct statement from the following:

a.

Water cement paste hardens due to hydration

b.

During hardening cement binds the aggregates together

c.

Cement provides strength, durability and water tightness to the concrete

d.

All the above.

Discuss
Answer: (d).All the above.
Page 7 of 24