Casting Properties Molding Sand Online Exam Quiz
Casting Properties Molding Sand GK Quiz. Question and Answers related to Casting Properties Molding Sand. MCQ (Multiple Choice Questions with answers about Casting Properties Molding Sand
In green sand what is the amount of water used?
Options
A : 5%
B : 10%
C : 15%
D : 20%
What is the amount of clay needed in green sand?
Options
A : 5% – 10%
B : 5% – 15%
C : 15% – 30%
D : 25% – 40%
What does a mould having adequate green strength, does not have?
Options
A : Ability to retain its shape
B : Ability not to get distorted
C : Ability not to collapse
D : Ability to retain hardness
Hot strength is seen at what temperature?
Options
A : Above 212°F
B : Above 312°F
C : Above 412°F
D : Above 512°F
Which of the following is not a defect if permeability is not enough?
Options
A : Brittleness
B : Gas holes
C : Mould blast
D : Surface blows
Which of the following is not a characteristic property of any moulding sand?
Options
A : Flowability
B : Hardenability
C : Green strength
D : Dry strength
Why should the moulding sand be porous?
Options
A : For gases to enter
B : For gases to escape
C : For water to enter
D : For water to escape
Which of the following would not happen if hot strength is not enough?
Options
A : The mould may get hardened
B : The mould may get enlarged
C : The mould may get eroded
D : The mould may crack
Dry sand does not have the strength for what functions?
Options
A : To withstand corrosion forces
B : To withstand pressure of molten metal
C : To be able to retain its shape
D : To be able to retain the hardenability
Parting sand is a type of moulding sand.
Options
A : True
B : False
C :
D :
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