Production Engineering Quiz | Production Engineering Objective Type Questions & Answers

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Questions
21 Sprue in casting refers to
A Vertical passage
B Riser
C Gate
D Runner

Answer: Vertical passage
22 Which of the following operation is first performed?
A Boring
B Drilling
C Spot facing
D Tapping

Answer: Boring
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23 The casting defect caused by the erosion of sand
A Misrun
B Drop
C Wash
D Rat tail

Answer: Drop
24 Ceramic cutting tools are
A Brittle and have low bending strength
B Available in the form of tips
C Made by cold pressing of aluminium oxide powder
D All of these

Answer: All of these
25 Which of the following gating ratio represents pressurized gating systems?
A 1 : 1: 2
B 1 : 2 : 1
C 1 : 2 : 3
D 1 : 3 : 3

Answer: 1 : 2 : 1
26 In a shaper, the length of stroke is increased by
A Increasing the centre distance of bull gear and crank pin
B Decreasing the centre distance of bull gear and crank pin
C Increasing the length of the arm
D Decreasing the length of the slot in the slotted lever

Answer: Increasing the centre distance of bull gear and crank pin
27 Most commonly used materials cast by using hot-chamber die casting include
A Lead
B Tin
C Zinc
D All of these

Answer: All of these
28 Spot facing is
A Localised machining of a component
B Machining of a spot to fit other parts
C Mahining of spol on the surface of a part to furnish a flat bearing or the head of a holt or nut
D A spot prepared on shaper or milling machine

Answer: Mahining of spol on the surface of a part to furnish a flat bearing or the head of a holt or nut
29 A shim is
A A treatment given to a surface to prevent rusting
B A dull corner on a shaft
C A thin piece of sheet metal used between mating parts to provide the proper distance
D A surface on which bearings are fitted

Answer: A thin piece of sheet metal used between mating parts to provide the proper distance
30 Quill is
A A tool used in milling machine to cut T-slots
B A holding device used on planers
C Curring a blind key way on an object
D A steel tube in the head of some machine tools that encloses the bearings and rotating spindle on which are mounted the cutting tools

Answer: A steel tube in the head of some machine tools that encloses the bearings and rotating spindle on which are mounted the cutting tools
31 Necking is
A Machining a groove around cylindrical shaft
B Drilling a hole in a plate
C Hole drilled for riveting
D Preparation of surface for brazing

Answer: Machining a groove around cylindrical shaft
32 Burr is
A Unmachined portion of work piece
B Boundary between finished and unifinished portion on a work piece
C A marking or work piece to identify for correct position on a work piece
D Sharp edge remaining on the metal after curring, stamping or machining

Answer: Sharp edge remaining on the metal after curring, stamping or machining
33 Buffing is
A A process of electroplating
B Covering a metal part with soft materials to prevent damage
C An finishing operation in broaching
D The process of bringing out the luster of metal

Answer: The process of bringing out the luster of metal
34 Angle plate is
A Used for holding angular jobs in milling machine.
B Used for cutting angles on jobs on shaper
C Cast iron jig used to hold work in a vertical position of layout or machining
D Used for measurement of angles

Answer: Used for measurement of angles
35 The size of a lathe is expressed by
A Gross weight of lathe
B Diameter of chuck
C Maximum speed of chuck
D Swing of lathe

Answer: Swing of lathe
36 Magna flux is
A A non-destructive inspection technique that makes use of magnetic field and magnetic particles to locate flaw in materials
B An instrument using ultrasonic techniques for crack detection
C An instrument used for inspection of weldings
D An instrument used for precision measurements using magnetism and flux density

Answer: A non-destructive inspection technique that makes use of magnetic field and magnetic particles to locate flaw in materials
37 A half nut is
A Damaged nut
B Nut manufactured in parts
C Nut with half the standard pitch
D Mechanism that locks the lathe carriage to the lead screw for thread cutting

Answer: Mechanism that locks the lathe carriage to the lead screw for thread cutting
38 Gang milling is
A Process of cutting gears
B Milling process for generating hexagonal surfaces
C Process in which two or more cutters are used simultangeously
D High speed milling

Answer: Process in which two or more cutters are used simultangeously
39 A flycutter is used on
A Lathe
B Shaper
C Milling machine
D Slotter

Answer: Milling machine
40 Lathe bed is made of
A Mild steel
B Cast steel
C Pig iron
D Close grain cast iron

Answer: Close grain cast iron
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