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400 Important Manufacturing And Production Technology MCQ Question and Answer | PDF Free Download
1.A tool used to withdraw a drill from the sleeve is called
- ADrill remover
- BDrill puller
- CDrift
- DDrill drawer
2.In a milling operation, two side milling cutters are mounted with a desired distance between them so that both sides of a workpiece can be milled simultaneously. This set up is called
- AGang milling
- BStraddle milling
- CString milling
- DSide milling
3.The method of centre less grinding used to produce taper is
- AIn-feed grinding
- BThrough feed grinding
- CEnd feed grinding
- DAny one of these
4.The maximum production of small and slender parts is done by
- AWatch maker's lathe
- BSliding head stock automatic lathe
- CMulti-spindle automatic lathe
- DCapstan lathe
5.When the end of a tap is tapered for about three or four threads, it is known as a
- ATaper tap
- BBottoming tap
- CSecond tap
- DNone of these
6.A coarse grained grinding wheel is used to grind
- AHard and brittle materials
- BSoft and ductile materials
- CHard and ductile materials
- DSoft and brittle materials
7.A fine grained grinding wheel is used to grind
- AHard and brittle materials
- BSoft and ductile materials
- CHard and ductile materials
- DSoft and brittle materials
8.The tail stock set over method of taper turning is preferred for
- AInternal tapers
- BSmall tapers
- CLong slender tapers
- DSteep tapers
9.In a metal arc welding process, metal transfer across the arc may take place by a method of material transfer where the metal transfers across the arc is in larger drops. This is at the rate of 100 drops/sec or less, what is this known as
- AGlobular transfer
- BSpray transfer
- CGMAW practice
- DDip transfer
10.The high cutting speed and large rake angle of the tool will result in the formation of
- AContinuous chips
- BDiscontinuous chip
- CContinuous chips with built up edge
- DNone of these
11.What is the type of welding defect caused due to shrinkage during solidification and by weld stresses called?
- AIncomplete fusion
- BLamellar tearing
- CMismatch
- DShrinkage void
12.The size of a lathe is specified by the
- ALength between centers
- BSwing diameter over the bed
- CSwing diameter over the carriage
- DAll of these
13.A twist drill is specified by its
- AA twist drill is specified by its
- BShank, lip angle and size of flute
- CMaterial, length of body and helix angle
- DAny one of these
14.The example of snag grinding is
- ATrimming the surface left by spruces and risers on castings
- BGrinding the parting line left on castings
- CRemoving flash on forgings
- DAll of these
15.In a single point turning operation with a cemented carbide and steel combination having a Taylor exponent of 0.25, if the cutting speed is halved, then tool life will become
- AHalf
- BTwo times
- CEight times
- DSixteen times
16.In _________ operation, the cutting force is maximum when the tooth begins its cut and reduces it to minimum when the tooth leaves the work
- AUp milling
- BDown milling
- CFace milling
- DEnd milling
17.The taper on the lathe spindle is
- A1 in 10
- B1 in 15
- C1 in 20
- D1 in 30
18.The angle between the lathe centres is
- A30°
- B45°
- C60°
- D90°
19.Which one of the following is a solid state joining process?
- AGas tungsten arc welding
- BResistance spot welding
- CFriction welding
- DSubmerged arc welding
20.In which of the following machine, the work remains stationary and the tool is rotated?
- AVertical boring machine
- BHorizontal boring machine
- CPrecision boring machine
- DJig boring machine