Draft allowance on castings is generally
A.1 – 2 mm/M
B.2 – 5 mm/M
C.5 – 10 mm/M
D.10 – 15 mm/M
E.20 – 30 mm/M
Category: Production Engineering Mcqs
How wire anemometers are generally used to
A.Measure pressure of fluids
B.Measure velocity of air steam
C.Measure temperature of moving fluid
D.Measure thermal conductivity of solids
E.Measure magnetic properties
Which one of the following methods can be used for turning external tapers only?
A.Compound rest
B.Tail stock offset
C.Taper attachment
D.Form tool
E.Reamer
A gagger is
A.A tool used in clearing welds
B.A tool used in clearing material before welding
C.A tool used in foundry for cleaning of castings
D.A, L shaped metal accessory used in floor moulds to support hanging bodies of sand in cope
E.A device for removing foreign particles from sand
The main advantage of investment casting is
A.Raw materials required are cheap
B.No special tooling is required
C.There is no sophisticated technology involved
D.High degree of accuracy and surface finish
E.It can be conveniently adopted for heavy castings
The fact that how closely the instrument reading follows the measured variables is termed as
A.Fidelity
B.Accuracy
C.Threshold sensitivity
D.Precision
E.Hysteresis
In a cupola the raw material is
A.Pig iron and iron scrap
B.Iron ore
C.Cast steel
D.Steel ingots
E.Steel billets
In drilling operation if the drill point is outside the drill axis, the effect on the drilled hole will be
A.The hole will become too large
B.The hole will become elliptical
C.The drilled hole will be normal
D.The hole will be rough
E.The hole will be smooth
The tool signature comprises
A.5 elements
B.6 elements
C.7 elements
D.8 elements
E.9 elements
Choose the incorrect statements. A coolant should be
A.Good lubricant
B.Light in weight
C.Transparent
D.Harmless to operator and machine
