1
GATE PI 2003
MCQ (Single Correct Answer)
+1
-0.3
Which one of the following is NOT a property of a sand mold?
A
Permeability
B
Collapsibility
C
Strength
D
Fluidity
2
GATE PI 1995
True or False
+1
-0
Shell molding is an investment casting process $$(T/F)$$
A
TRUE
B
FALSE
3
GATE PI 1994
True or False
+1
-0
Bentonite is commonly used bonding material for dry sand cores
A
TRUE
B
FALSE
4
GATE PI 1992
MCQ (Single Correct Answer)
+1
-0.3
Chaplets are placed between mold in order to
A
promote directional solidification
B
help alloying the metal
C
facilitate easy removal of core from casting
D
prevent core movement due to buoyancy
EXAM MAP