GATE ME 2025 | GATE ME Year Wise Previous Years Questions

GATE ME 2025

MCQ (Single Correct Answer)

-0.67

Wire drawing operation is performed on a perfectly plastic metal without any strain hardening. Assuming no friction and no redundant work, the maximum possible percentage reduction in area in a single pass is closest to

51.2

63.2

75.0

93.2

GATE ME 2025

MCQ (Single Correct Answer)

-0.67

$$ \text { In relation to additive manufacturing, match the following } $$

Process		Layer creation technique		Material
P.	Stereolithography	1.	Injection of powder stream	I.	Paper
Q.	Fused deposition modeling	2.	Extrusion of melted polymer	II.	Epoxy
R.	Laminated object manufacturing	3.	Liquid layer curing	III.	Titanium
S.	Laser-engineered net shaping	4.	Sheet material deposition	IV.	Acrylonitrile butadiene styrene (ABS)

P-3-III, Q-1-IV, R-4-I, S-2-II

P-3-II, Q-2-IV, R-4-I, S-1-III

P-4-III, Q-2-IV, R-1-II, S-3-I

P-3-II, Q-2-IV, R-1-I, S-4-III

GATE ME 2025

MCQ (Single Correct Answer)

-0.67

A plate of 30 mm thickness is fed through a rolling mill with two powered rolls. Each roll has a diameter of 500 mm . The plate thickness is to be reduced to 27 mm in a single pass. Assume no change in width. The process feasibility and the maximum draft (in mm ) can be represented, respectively, as Use the coefficient of friction as 0.12

feasible and 3.6

NOT feasible and 2.6

feasible and 3.0

NOT feasible and 6.0

GATE ME 2025

Numerical

-0

Two metal parts (a cylinder and a cube) of same volume are cast under identical conditions. The diameter of the cylinder is equal to its height. The ratio of the solidification time of the cube to that of the cylinder is ___________ (rounded off to 2 decimal places).

Assume that solidification time follows Chvorinov's rule with an exponent of 2 .

Your input ____

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