Metallurgical Engineering
GATE MT Metal cast PYQs
Build your understanding with focused practice from past exam papers.
How to practice Metal cast
Attempt a question, record the concept and assumptions, then check the available answer. Rework mistakes after revising the relevant concepts. Topic tags can overlap; review the question context.
Questions 1–10 of 16. Imported answers require independent review unless marked reviewed.
Question 26
Open questionMTMCQ1 markNeeds review
Match the defects listed in Column I with the associated manufacturing processes listed in Column II.
Column I | Column II
P. Misrun | 1. Extrusion
Q. Earing | 2. Rolling
R. Alligatoring | 3. Casting
S. Chevron cracking | 4. Deep drawing
Your answerChoose one option.
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 64
Open questionMTNAT2 marksNeeds review
In casting, for a simple vertical gating system with a gate of cross-sectional area 2
and sprue height of 10
, the filling time for a mould of dimensions 40
, is ________
.
(Round off to one decimal place)Given: Acceleration due to gravity
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 45
Open questionMTMCQ2 marksNeeds review
Match the components in Column I with corresponding manufacturing processes in Column II.
Column I
(P) Crank shaft
(Q) Machine bed
(R) Automobile brake pad
(S) Beverage can
Column II
(1) Sheet metal forming
(2) Forging
(3) Casting
(4) Powder metallurgy
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 52
Open questionMTMSQ2 marksNeeds review
Compared to top gating, the effect(s) of bottom gating in sand mold casting is/are
Your answerSelect all correct options. You can choose more than one.
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Open questionMTMCQ1 markNeeds review
In green sand molding, the casting defect resulting from the displacement of mould cavity by an oversized core is known as ________
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Single crystal turbine blades of nickel-based superalloys for aero-engines are manufactured using:
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Open questionMTNAT2 marksNeeds review
Liquid iron is cast into a spherical sand mold (6 cm radius) and a cubical sand mold (12 cm edge length). If solidification time is 60 minutes in the spherical casting, the time (in minutes) required to solidify the cubical casting is: __________ (round off to nearest integer).
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In green sand casting, which one of the following is NOT a part of the gating system?
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Open questionMTMCQ2 marksNeeds review
Match the products in Column I with the manufacturing processes in Column II.
Column I
(P) Blades of a gas turbine
(Q) Seamless tubing
(R) Automotive cylinder blocks
(S) Tungsten filament
Column II
Sand casting
Extrusion
Powder metallurgy and wire drawing
Investment casting
Your answerChoose one option.
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 53
Open questionMTNAT2 marksNeeds review
In a top gated mold, liquid metal enters the mold cavity as a freely falling stream under gravity from a height of 0.5 m. Ignore the fluid friction due to viscosity and the drag due to changes in the direction of flow. If the volume of the mold cavity is 10 m
, then the time required to fill the mold is ______ s (round off to nearest integer).Given:
Acceleration due to gravity is 9.8 m s
.Cross-sectional area of gate is 0.2 m
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