GATE ME

Machining

Production Engineering

(Past Years Questions)

Marks 1

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Metric thread of $$0.8$$ $$mm$$ pitch is to be cut on a lathe. Pitch of the lead screw is $$1.5$$ $$mm.$$ If the spindle...
GATE ME 2017 Set 1
Internal gears are manufactured by
GATE ME 2016 Set 3
The following data is applicable for a turning operation. The length of job is $$900$$ $$mm,$$ diameter of job is $$200$...
GATE ME 2016 Set 2
In a machining operation, if the generatrix and directrix both are straight lines, the surface obtained is
GATE ME 2015 Set 3
Two separate slab milling operations, $$1$$ and $$2,$$ are performed with identical milling cutters. The depth of cut in...
GATE ME 2014 Set 4
Match the Machine Tools (Group A) with the probable Operations (Group B) ...
GATE ME 2014 Set 2
A steel bar $$200$$ $$mm$$ in diameter is turned at a feed of $$0.25$$ $$mm/rev$$ with a depth of cut of $$4$$ $$mm.$$ T...
GATE ME 2013
Internal gear cutting operation can be performed by
GATE ME 2008
Quality screw threads are produced by
GATE ME 2003
A good cutting fluid should have
GATE ME 2003
A lead screw with half nuts in a lathe, free to rotate in both directions has
GATE ME 2002
The hardness of a grinding wheel is determined by the
GATE ME 2002
Trepanning is performed for
GATE ME 2002
Allowance in limits and fits refers to
GATE ME 2001
Abrasive material used in grinding wheel selected for grinding ferrous alloys is
GATE ME 2000
Deep hole drilling of small diameter, say $$0.2$$ $$mm$$ is done with $$EDM$$ by selecting the tool material as
GATE ME 2000
Helix angle of fast helix drill is normally
GATE ME 1997
The rake angle in drill
GATE ME 1996
The rake angle in drill
GATE ME 1996
Among the conventional machining processes, maximum specific energy is consumed in
GATE ME 1995
Plain milling of mild steel plates produces
GATE ME 1995
Diamond wheels should not be used for grinding steel components
GATE ME 1995
To get good surface finish on a turned job, one should use a sharp tool with a ......... Feed rate and ............... S...
GATE ME 1994
In horizontal milling process ............................ (up/down) milling provides better surface finish and ...........
GATE ME 1992
If the longitudinal feed in center-less grinding is expressed by $${V_f} = \pi \,D.\,\,N\,\sin \,\alpha ,\,\,D$$ stands...
GATE ME 1990
In small lot production for machining $$T-$$slots on machine tables, it is expected to use
GATE ME 1990
When $$1.0\% $$ plain carbon steel is slowly cooled from the molten state to $$740C,$$ the resulting structure will cont...
GATE ME 1990
Gear hobbing produces more accurate gears than milling because in hobbing
GATE ME 1989
Teeth of internal spur gears can be accurately cut in a
GATE ME 1989
Minimum dimensional and form accuracy can be obtained in the cylinder bores of automobile engines if the bores are finis...
GATE ME 1989
The standard specification of a grinding wheel is $$A-46-M-6-V-21.$$ It means a wheel of
GATE ME 1988
In twist drills ......... (small/large) point angle and ........ (small/large) helix angle are provided for drilling sof...
GATE ME 1988
Cutting speed in grinding is set to a high value to
GATE ME 1988

Marks 2

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A block of length $$200$$ $$mm$$ is machined by a slab milling cutter $$34$$ $$mm$$ in diameter. The depth of cut and ta...
GATE ME 2017 Set 1
A shaft of length $$90$$ $$mm$$ has a tapered portion of length $$55$$ $$mm.$$ The diameter of the taper is $$80$$ $$mm$...
GATE ME 2015 Set 3
A hole of $$20$$ $$mm$$ diameter is to be drilled in a steel block of $$40$$ $$mm$$ thickness. The drilling is performed...
GATE ME 2014 Set 2
In a single pass drilling operation, a through hole of $$15$$ $$mm$$ diameter is to be drilled in a steel plate of $$50$...
GATE ME 2012
The figure shows an incomplete schematic of a conventional lathe to be used for cutting threads with different pitches. ...
GATE ME 2008
If each abrasive grain is viewed as a cutting tool, then which of the following represents the cutting parameters in com...
GATE ME 2006
A $$600$$ $$mm$$ $$ \times \,\,30\,\,mm$$ flat surface of a plate is to be finish machined on a shaper. The plate has b...
GATE ME 2005
Through holes of $$10$$ $$mm$$ diameter are to be drilled in steel plate of $$20$$ $$mm$$ thickness. Drill spindle speed...
GATE ME 2004
The time taken to drill a hole though a $$25$$ $$mm$$ thick plate with the drill rotating at $$300$$ $$rpm$$ and moving ...
GATE ME 2002
The abrasive material used in grinding wheel selected for grinding of ferrous alloys is
GATE ME 2000
Machine tool, structures are made ................. for high process capability (tough/ rigid/ strong)
GATE ME 1995
...
GATE ME 1995
Determine the transformation ratio $$(TR)$$ of the gear train connecting the spindle and the lead screw of $$4TPI$$ requ...
GATE ME 1995
A grinding wheel $$A$$ $$27$$ $$K7$$ $$V$$ is specified for finish grinding of a $$HSS$$ cutting tool. What do you under...
GATE ME 1994
A milling cutter having $$8$$ teeth is rotating at $$150$$ $$rpm.$$ If the feed per tooth is $$0.1$$ $$mm,$$ the speed ...
GATE ME 1993
Component process ...
GATE ME 1992
For cutting double start screw threads of pitch $$1.0$$ $$mm$$ on a lathe, the thread cutting tool should have a feed ra...
GATE ME 1991
A milling cutter having $$10$$ teeth is rotating at $$100$$$$rpm$$. The table feed is set at $$50mm$$ per minute. The fe...
GATE ME 1991
Match the products and their manufacturing process ...
GATE ME 1991

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