Refractory Technology MCQ Questions & Answers

Home

Competitive Exams

Aptitude English Verbal Reasoning Non Verbal Reasoning General Knowledge(GK) General Science(GS) Data Interpretation(DI) Banking Awareness Current Affairs

Computer & Programming

Computer Fundamentals Networking SQL Database C Programming C++ Programming Java Python

Other Subjects

Commerce Management Law Political Science Psychology Agriculture

Exam Categories

SSC Exams Railway Exams All Exams

Popular Exams

SSC CGL SSC CHSL SSC MTS Railway Group D RRB ALP RRB Technician RRB Section Controller

Engineering Subjects

Computer Science Electronics & Communication Mechanical Engineering Civil Engineering Electrical Engineering

More Engineering

Chemical Engineering Automobile Engineering Biotechnology Mining Engineering Geological Engineering

Engineering Core

Engineering Mathematics Engineering Physics Engineering Chemistry Metallurgical Engineering

Computer Fundamentals

Computer Fundamentals Networking Database SQL MySQL

Programming

C Programming C++ Programming Java Python PHP JavaScript

Advanced

Artificial Intelligence Machine Learning Data Science Cloud Computing Hadoop IoT

Graduation & PG

Commerce Management Law Mass Communication Political Science Psychology

Resources

Current Affairs Interview Blog

Each section contains 100 MCQs on Refractory Technology .

Which refractory must have controlled atmosphere (temperature and humidity) for its safe storage?

A) Tar bonded dolomite bricks B) Fireclay bricks C) Mullite bricks D) Magnesite bricks

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Pure oxide refractories are generally monocrystaliine in nature and are self bonded __________ bricks are generally used as moderator in nuclear reactors.

A) Beryllia B) Carborundum C) Corundum D) Thoria

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

High alumina refractory compared to fireclay bricks have

A) Less load bearing capacity B) Less resistance to slag attack C) Low refractoriness D) High resistance to thermal shock and creep

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Which is not an alumino-silicate refractory?

A) Fireclay bricks B) Mullite bricks C) Tar dolomite bricks D) High alumina bricks

Discuss

Answer & Solution

Answer: Option C

No explanation is given for this question. Let's Discuss on Board

__________ nozzles are used in continuous casting of steel,

A) Zircon B) Thoria C) Carborundum D) Beryllia

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Magnesite refractories are used for the construction of those furnaces, which are

A) Not required to resist the corrosive action of basic slag B) Not subjected to fluctuation in temperature C) Used for raising & maintaining high temperature D) Both (B) and (C)

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Natural silica

A) Mainly contains quartz B) Is not stable at high temperature C) Transforms to other allotropic forms i.e tridymite and cristoballite involving very high volume changes D) All of the above

Discuss

Answer & Solution

Answer: Option D

No explanation is given for this question. Let's Discuss on Board

Carborundum used for making crucibles for melting non-ferrous metals is chemically

A) Silicon carbide B) Silicon nitride C) Crystalline magnesia D) Zirconium sulphate

Discuss

Answer & Solution

Answer: Option A

No explanation is given for this question. Let's Discuss on Board

Which one contains minimum percentage of SiO₂?

A) Firebrick B) Sillimanite C) Semi-silica D) Aluminous firebrick

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

Dilatometer is used for the determination of __________ of refractories.

A) Modulus of rupture B) Permanent linear change C) Resistance to CO attack D) RUL

Discuss

Answer & Solution

Answer: Option B

No explanation is given for this question. Let's Discuss on Board

1 2 3 4 5 6 7 8 9 10

Refractory Technology MCQ Questions & Answers | Chemical Engineering