GATE ME

Metal Forming

Production Engineering

(Past Years Questions)

Marks 1

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It is desired to make a product having T-shaped cross - section from a rectangular aluminium block. Which one of the fol...
GATE ME 2017 Set 2
In a metal forming operation when the material has just started yielding, the principal stresses are $${\sigma _1} = \,\...
GATE ME 2017 Set 1
Engineering strain of a mild steel sample is recorded as $$0.100\% .$$ The true strain is
GATE ME 2016 Set 3
The value of true strain produced in compressing a cylinder to half its original length is
GATE ME 2016 Set 2
Match the following products with preferred manufacturing process: ...
GATE ME 2015 Set 1
In a rolling process, the maximum possible draft, defined as the difference between the initial and the final thickness ...
GATE ME 2014 Set 4
The relationship between true strain $$\left( {{\varepsilon _T}} \right)$$ and engineering strain $$\left( {{\varepsilon...
GATE ME 2014 Set 2
With respect to metal working, match Group A with Group B: ...
GATE ME 2014 Set 2
In a rolling process, the state of stress of the material undergoing deformation is
GATE ME 2013
A solid cylinder of diameter $$100$$ $$mm$$ and height $$50$$ $$mm$$ is forged between two frictionless flat dies to a h...
GATE ME 2012
The maximum possible draft in cold rolling of sheet increases with the
GATE ME 2011
Cold working of steel is defined as working
GATE ME 2003
Hot rolling of mild steel is carried out
GATE ME 2002
Ductility of material with work hardening
GATE ME 2002
A test specimen is stressed slightly beyond the yield point and then unloaded. Its yield strength
GATE ME 1995
The process of hot extrusion is used to produce
GATE ME 1994
The true strain for a low carbon steel bar which is doubled in length by forging is
GATE ME 1992
For wire drawing operation, the work material should essentially be
GATE ME 1987
In forging operation the sticking friction condition occurs near the ...... (Center/ ends) while sliding friction condit...
GATE ME 1987

Marks 2

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A strip of $$120mm$$ width and $$8mm$$ thickness is rolled between two $$300$$ $$mm$$-diameter rolls to get a strip of $...
GATE ME 2017 Set 2
A rod of length $$20$$ $$mm$$ is stretched to make a rod of length $$40$$ $$mm.$$ Subsequently, it is compressed to make...
GATE ME 2017 Set 2
A $$300$$ $$mm$$ thick slab is being cold rolled ussing roll of $$600$$ $$mm$$ diameter. If the coefficient of friction ...
GATE ME 2016 Set 1
A $$300$$ $$mm$$ thick slab is being cold rolled using roll of $$600$$ $$mm$$ diameter. If the coefficient of friction i...
GATE ME 2016 Set 1
In a rolling operation using rolls of diameter $$500mm,$$ if a thick plate cannot be reduced to less than $$20mm$$ in on...
GATE ME 2015 Set 3
In a two stage wire drawing operation, the fractional reduction (ratio of change in cross sectional area to initial cros...
GATE ME 2015 Set 2
The flowing stress (in $$MPa$$) of a material is given by $$\sigma = 500{\varepsilon ^{0.1}},$$ When $$\varepsilon $$ ...
GATE ME 2015 Set 2
In a slab rolling operation, the maximum thickness reduction $$\left( {\Delta {h_{\max }}} \right)$$ is given by $$\Delt...
GATE ME 2015 Set 1
A mild steel plate has to be rolled in one pass such that the final plate thickness is $$2/{3^{rd}}$$ of the initial thi...
GATE ME 2014 Set 2
A metal rod of initial length $${L_0}$$ is subjected to a drawing process. The length of the rod at any instant is given...
GATE ME 2014 Set 1
In a single pass rolling process using $$410mm$$ diameter steel rollers, a strip of width $$140mm$$ and thickness $$8mm$...
GATE ME 2012
In a single pass rolling operation, a $$20mm$$ thick plate with plate width of $$100mm$$, is reduced to $$18mm$$ thick. ...
GATE ME 2008
In open die forging, a disc of diameter $$200mm$$ height $$60mm$$ is compressed without any barreling effect. The final...
GATE ME 2007
The thickness of metallic sheet is reduced from an initial value of $$16mm$$ to a final value of $$10mm$$ in one single ...
GATE ME 2007
Match the correct combination for following metal working processes. ...
GATE ME 2007
A $$4$$ $$mm$$ thick sheet is rolled with $$300$$ $$mm$$ diameter rolls to reduce thickness without any change in its wi...
GATE ME 2006
In a wire drawing operation, diameter of a steel wire is reduced from $$10$$ $$mm$$ to $$8$$ $$mm.$$ the mean flow stres...
GATE ME 2006
In a rolling process, sheet of $$25$$ $$mm$$ thickness is rolled to $$20$$ $$mm$$ thickness. Roll is of diameter $$600$$...
GATE ME 2004
A brass billet is to be excluded from its initial diameter of $$100mm$$ to a final diameter of $$50mm$$. The working tem...
GATE ME 2003
A strip with sectional area $$150mm\,\, \times \,\,4.5mm$$ is being rolled with $$20\% $$ reduction of area using $$450m...
GATE ME 1998
A wire of $$0.1mm$$ diameter is drawn from a rod of $$15mm$$ diameter dies giving reductions of $$20\% $$, $$40\% $$ and...
GATE ME 1996
...
GATE ME 1996
Calculate the bite angle when rolling plates $$12mm$$ thick using work rolls $$600mm$$ diameter and reducing the thickne...
GATE ME 1994

Marks 5

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A cylindrical billet of $$100$$ $$mm$$ diameter is forged from $$50$$ $$mm$$ height to $$40$$ $$mm$$ at $${1000^0}$$$$C$...
GATE ME 2000
A metal strip is to be rolled from an initial wrought thickness of $$3.5$$ $$mm$$ to a final rolled thickness of $$2.5$$...
GATE ME 1997
A strip of thickness $$T$$ $$mm$$ is rolled in a $$2$$ high single pass rolling mill, having roll diameter $$D$$ $$mm,$$...
GATE ME 1991

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