ExamSIDE.Com

© ExamSIDE.Com 2019

About Us Privacy Policy

GATE Mechanical 1987 Question

Mulitple Correct Answer
Riser is designed so as to
A
Freeze after the casting freezes
B
Freezing before the casting freezes
C
Freeze at the same as the casting
D
Minimize the time of pouring

GATE Mechanical 1988 Question

Signle Correct Answer
The contraction allowance provided on the pattern and core boxes compensates for the following type of contraction.
A
Liquid contraction
B
Solidification contraction
C
Solid contraction
D
All the above three types of contractions.

GATE Mechanical 1989 Question

Signle Correct Answer
Chills are used in molds to
A
achieve directional solidification
B
reduce possibility of blow holes
C
reduce the freezing time
D
smoothen the metal for reducing spatter.

GATE Mechanical 1989 Question

Signle Correct Answer
Increase in water content in moding sand causes
A
Flowability to go through a maxima
B
Permeability to go through a maxima
C
Compressive strength to go through a maxima
D
strength to go through a maxima

Share