Casting Refractory Sands Online Exam Quiz
Casting Refractory Sands GK Quiz. Question and Answers related to Casting Refractory Sands. MCQ (Multiple Choice Questions with answers about Casting Refractory Sands
At what temperature, does quartz melt completely?
Options
A : 1725°C
B : 1925°C
C : 1825°C
D : 2025°C
At what temperature does the silica sand start expanding thermally?
Options
A : 918°F
B : 843°F
C : 1063°F
D : 1124°F
Which of the following factor is not to be considered while selecting a refractory?
Options
A : Conductivity
B : Expansion
C : Size of the particle
D : Permeability
Ganister is another name for which sand?
Options
A : Magnesite
B : Zircon
C : Silica sand
D : Dolomite
Which of the following is not refractory sand?
Options
A : Olivine
B : Silica Sand
C : Dolomite
D : Barium Chloride
Which refractory sand has the best moulding material?
Options
A : Silica sand
B : Magnesite
C : Zircon
D : Olivine
Which of the following is the most porous sand?
Options
A : Silica sand
B : Zircon
C : Olivine
D : Dolomite
Which of the following sand is freely available?
Options
A : Silica sand
B : Zircon
C : Olivine
D : Dolomite
Which sand is generally used repetitively for mould making?
Options
A : Silica sand
B : Zircon
C : Olivine
D : Dolomite
Silica sand is expensive.
Options
A : True
B : False
C :
D :