Home
PDF Store
Exams
G.K.
Aptitude
Reasoning
English
Computer
Biology
Privacy
About
Contact
Home
All MCQ
Exams
PDF Store
G.K.
Aptitude
Reasoning
English
Computer
Biology
Privacy
About
Contact
What is the correct answer?
4
The refractory brick which has good thermal shock resistance at high temperature but cracks on cooling below 400°C is
A.
Magnesite
B.
Chrome
C.
Silica
D.
Fireclay
Correct Answer :
C. Silica
Related Questions
Pick out the correct statement
For which pair of the fuel gases, calorific value (C.V.) of one fuel is…
For the Stoke's law to be valid in the case of a falling sphere in a fluid,…
Metal shots used in shot blasting are made of
Pick out the wrong statement.
Dies for wire drawing are generally made of
Nitriding of a steel part does not increase its
Force between the molecules of the same substance is called __________…
An ideal material for making cooking vessels should have
Enzymes belong to the category of
On decreasing the grain size of a polycrystalline material, the property…
Lead is poured into the joint between two- __________ pipes.
The most commonly used moderator in nuclear power plants is
Compressed dry air is used as the cutting fluid, while machining
Which of the following is not a principal alloying element for the structural…
Use of water as a manometric liquid suffers from the disadvantage of its
Methyl orange indicator turns
Thermal efficiency of an internal combustion engine is around __________…
An oxidation process is accompanied with decrease in the
Basic open hearth furnace (BOF) is not used for producing __________ steel.
Removal of non-condensable from steam or other vapour is termed as the…
Electrometallurgical methods of metal extraction is normally used for…
Water hammer is caused in steam carrying pipelines, because of
Which of the following is the most wear resistant grade of carbide used…
Strain hardening effect in metals subjected to cold working is due to…
Austempering of steel requires it to be heated to 875°C followed by…
Which of the following heat treatment processes is usually applied to…
__________ property of a material is determined by the Herbert Pendulum…
Hot extrusion process is not used for making
The refractory lining of the bottom in a basic electric arc furnace is…
Also checkout
English Literature MCQ
Rearrangement Set 14 MCQ
Design of Masonry Structures MCQ
Thermodynamics MCQ
Rearrangement Set 7 MCQ
Current Affairs February 2023 MCQ
Investment MCQ
Rearrangement Set 2 MCQ
Fluid Mechanics MCQ
English Grammer MCQ
Kidney cysts and tumors MCQ
Gymnosperms MCQ