Building Construction Glass 2 Online Exam Quiz
Building Construction Glass 2 GK Quiz. Question and Answers related to Building Construction Glass 2. MCQ (Multiple Choice Questions with answers about Building Construction Glass 2
Common glass is mainly a mixture of ___________
Options
A : Calcium silicate, potassium silicate and copper silicate
B : Sodium silicate, iron silicate and calcium silicate
C : Aluminium silicate, potassium silicate and iron silicate
D : Magnesium silicate, potassium silicate and zinc silicate
Which of the following is added to the glass in order to make its colour green?
Options
A : Cobalt oxide
B : Magnesium dioxide
C : Sodium oxide
D : Chromium sesquioxide
Which of the following is added to the glass in order to make its colour violet?
Options
A : Ferric oxide
B : Manganese dioxide
C : Tin oxide
D : Copper oxide
Which of the following is not true about fibreglass?
Options
A : Fibreglass is soft to touch
B : Fibreglass is flexible
C : Fibreglass readily absorbs water
D : Fibreglass is fire-proof
Which of the following is a raw material for common glass?
Options
A : Lead dioxide
B : Potassium bicarbonate
C : Salt cake
D : Litharge
Litharge is _________
Options
A : Lead trioxide
B : Lead sesquioxide
C : Lead dioxide
D : Lead monoxide
Glass can be made opaque by grinding the surface of the glass with _________
Options
A : Mortar
B : Flint
C : Alcohol
D : Emery
Which of the following substances is not used as a decolorizer in the manufacturing of glass?
Options
A : Potassium carbonate
B : Antimony oxide
C : Cobalt oxide
D : Manganese dioxide
The process of slow and gradual cooling of glass articles is known as _________
Options
A : Pressing
B : Rolling
C : Annealing
D : Spinning
_______ is used to indicate pieces of broken glass or waste glass.
Options
A : Sodium bicarbonate
B : Cullet
C : Decolorizer
D : Sand
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