The advantage of electronically operated automatic control system is
A.Needs no maintenance
B.Can be located in hazardous locations
C.Does not cost much
D.Does not require skilled service personnel
E.No time lags, no transmission delays
Category: Production Engineering Mcqs
Investment casting uses pattern made of
A.Metal
B.Wood
C.Plastic
D.Clay
E.Wax
A gate is the
A.Passage through which metal is poured into the mould
B.Passage through which metal rises when the mould is filled
C.Passage that finally leads molten metal from the runner into the mould cavity
D.Vent hole to allow for the hot gases to escape
E.Channel for the flow of excess molten material
Steel balls are required in large quantities. Which process would you select for the manufacture?
A.Turning on a lathe
B.Turning on a Capstan of Turret lathe
C.Turning on a automatic lathe
D.Cold heading
E.Casting
The type of bearing to be selected for application where low torque, low coefficient of friction, non-magnetic properties and long life are required would be
A.Bush bearing
B.Ball bearing
C.Roller bearing
D.Needle bearing
E.Jewel bearing
Relief angle on HSS tools usually vary from
A.3 to 10?
B.11 to 15?
C.16 to 150?
D.22 to 27?
E.28 to 30?
Which one does not fit with the rest in the following?
A.Scale
B.Micrometer
C.Pitch gauge
D.Twist drill
E.Vernier caliper
The binding material used in cemented carbide tools is
A.Nickel
B.Cobalt
C.Chromium
D.Carbon
E.Sulphur
A half nut is
A.Damaged nut
B.Nut manufactured in parts
C.Nut with half the standard pitch
D.A double start nut for a quick shift
E.Mechanism that locks the lathe carriage to the lead screw for thread cutting
The cutting tool is
A.Goose neck tool
B.Threading tool
C.Parting tool
D.Drilling tool
E.Boring tool
