Question 1

The main advantage of investment casting is

Accepted Answer

A) It can be conveniently adopted for heavy castings 
B) High degree of accuracy and surface finish 
C) There is no sophisticated technology involved 
D) No special tooling is required 
E) Raw materials required are cheap 
A) It can be conveniently adopted for heavy castings 
B) High degree of accuracy and surface finish 
C) There is no sophisticated technology involved 
D) No special tooling is required 
E) Raw materials required are cheap

Question 2

Die sinking is

Accepted Answer

A) The process of hardening of dies by sinking in quenching oil 
B) The local cooling of dies on the dia surface by pouring oil on the spot 
C) The process of cutting die impression 
D) The process of scrapping a die impression so that remaining metal may be retrieved for further use 
E) None of the above 
A) The process of hardening of dies by sinking in quenching oil 
B) The local cooling of dies on the dia surface by pouring oil on the spot 
C) The process of cutting die impression 
D) The process of scrapping a die impression so that remaining metal may be retrieved for further use 
E) None of the above

Question 3

Which surfaces are usually 'wrung' together?

Accepted Answer

A) Gears 
B) Slip gauges 
C) Threads 
D) Drill shanks and collets 
E) Bed guides for lathe 
A) Gears 
B) Slip gauges 
C) Threads 
D) Drill shanks and collets 
E) Bed guides for lathe

Question 4

Green colour on a pattern indicates

Accepted Answer

A) Seats for loose core prints 
B) Fillets 
C) Surface to be machined 
D) Core prints 
E) Surface to be left unmachined 
A) Seats for loose core prints 
B) Fillets 
C) Surface to be machined 
D) Core prints 
E) Surface to be left unmachined

Question 5

EN series is used to designate

Accepted Answer

A) aluminium alloys 
B) steels 
C) organic materials 
D) Parting off 
E) copper alloys 
A) aluminium alloys 
B) steels 
C) organic materials 
D) Parting off 
E) copper alloys

Question 6

Sweep patterns are used for

Accepted Answer

A) Circular shape objects 
B) Rectangular objects 
C) Any large size objects 
D) Ellipucal objects 
E) Tiny objects 
A) Circular shape objects 
B) Rectangular objects 
C) Any large size objects 
D) Ellipucal objects 
E) Tiny objects

Question 7

The process of joining two slip gauges is known as

Accepted Answer

A) Piercing 
B) Wringing 
C) Welding 
D) Pressing 
E) Soldering 
A) Piercing 
B) Wringing 
C) Welding 
D) Pressing 
E) Soldering

Question 8

A crater is a pit formed on

Accepted Answer

A) flank of tool 
B) face of tool 
C) surface of work piece 
D) None of the above 
E) Parting off 
A) flank of tool 
B) face of tool 
C) surface of work piece 
D) None of the above 
E) Parting off

Question 9

The advantage of mercury switch is

Accepted Answer

A) No mechanical moving parts 
B) No open contacts 
C) Sealed from dirt and contamination 
D) Maintanance free 
E) All of the above 
A) No mechanical moving parts 
B) No open contacts 
C) Sealed from dirt and contamination 
D) Maintanance free 
E) All of the above

Question 10

The important factor to be considered while selecting a bearing is

Accepted Answer

A) Applied load 
B) Operating speed range 
C) Required bearing capacity 
D) All of the above 
E) None of the above 
A) Applied load 
B) Operating speed range 
C) Required bearing capacity 
D) All of the above 
E) None of the above

Question 11

International Prototype Meter is made of

Accepted Answer

A) Copper 
B) Mild steel 
C) Cast iron 
D) Copper-nickel alloy 
E) Platinum-iridium alloy 
A) Copper 
B) Mild steel 
C) Cast iron 
D) Copper-nickel alloy 
E) Platinum-iridium alloy

Question 12

An idler pulley is used for

Accepted Answer

A) Changing the direction of rotation 
B) Running during no load period 
C) For stopping the motion frequently 
D) For adjusting the belt tension 
E) None of the above 
A) Changing the direction of rotation 
B) Running during no load period 
C) For stopping the motion frequently 
D) For adjusting the belt tension 
E) None of the above

Question 13

Shear angle varies with

Accepted Answer

A) Feed 
B) Depth of cut 
C) Material of tool 
D) Work piece materials and tool geometry 
E) Cutting speed 
A) Feed 
B) Depth of cut 
C) Material of tool 
D) Work piece materials and tool geometry 
E) Cutting speed

Question 14

Kuock out mechanism in press is used to

Accepted Answer

A) chamfer the edges 
B) eject out the component 
C) shift the position of work piece after one operation 
D) None of the above 
E) Parting off 
A) chamfer the edges 
B) eject out the component 
C) shift the position of work piece after one operation 
D) None of the above 
E) Parting off

Question 15

Preheating is usually done while welding

Accepted Answer

A) Cast iron 
B) Aluminium 
C) Thin sheets of mild steel 
D) Thick sheets of mild steel 
E) Copper 
A) Cast iron 
B) Aluminium 
C) Thin sheets of mild steel 
D) Thick sheets of mild steel 
E) Copper

Question 16

While using HSS tools on a lathe, cutting speed will be maximum when machining

Accepted Answer

A) Mild steel 
B) Cast iron 
C) High carbon steel 
D) High speed steel 
E) Aluminium 
A) Mild steel 
B) Cast iron 
C) High carbon steel 
D) High speed steel 
E) Aluminium

Question 17

Cyaniding

Accepted Answer

A) A process of annealing a ferrous alloy 
B) A process of case hardening 
C) A process of removing carbon from metals 
D) A process of hardening and tempering 
E) A process used on non-ferrous materials for improving surface quantities 
A) A process of annealing a ferrous alloy 
B) A process of case hardening 
C) A process of removing carbon from metals 
D) A process of hardening and tempering 
E) A process used on non-ferrous materials for improving surface quantities

Question 18

In climb milling

Accepted Answer

A) Work moves in same direction as rotation of the cutter 
B) Tool climbs on the work piece for cutting operation 
C) Cutting takes place in two planes simultaneoudly 
D) Work is fed to cutter in lateral direction 
E) Work moves in opposite direction as rotation of the cutter 
A) Work moves in same direction as rotation of the cutter 
B) Tool climbs on the work piece for cutting operation 
C) Cutting takes place in two planes simultaneoudly 
D) Work is fed to cutter in lateral direction 
E) Work moves in opposite direction as rotation of the cutter

Question 19

Carbondioxide is

Accepted Answer

A) Neutral gas 
B) Combustible gas 
C) Rare gas 
D) Inactive gas 
E) Ionic gas 
A) Neutral gas 
B) Combustible gas 
C) Rare gas 
D) Inactive gas 
E) Ionic gas

Question 20

Weld spatter is

Accepted Answer

A) A flux 
B) A filler material used in gas welding 
C) A welding defect 
D) An electrode used in inert atmosphere 
E) A filler material used in soldering 
A) A flux 
B) A filler material used in gas welding 
C) A welding defect 
D) An electrode used in inert atmosphere 
E) A filler material used in soldering

The main advantage of investment casting is

Die sinking is

Which surfaces are usually 'wrung' together?

Green colour on a pattern indicates

EN series is used to designate

Sweep patterns are used for

The process of joining two slip gauges is known as

A crater is a pit formed on

The advantage of mercury switch is

The important factor to be considered while selecting a bearing is

International Prototype Meter is made of

An idler pulley is used for

Shear angle varies with

Kuock out mechanism in press is used to

Preheating is usually done while welding

While using HSS tools on a lathe, cutting speed will be maximum when machining

Cyaniding

In climb milling

Carbondioxide is

Weld spatter is

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Manufacturing Processes: Wood Moisture, Alloyed Cast Iron, Cutting Tools, Welding

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Exam 5: Mechanical Engineering Processes and Concepts

The main advantage of investment casting is

Die sinking is

Which surfaces are usually 'wrung' together?

Green colour on a pattern indicates

EN series is used to designate

Sweep patterns are used for

The process of joining two slip gauges is known as

A crater is a pit formed on

The advantage of mercury switch is

The important factor to be considered while selecting a bearing is

International Prototype Meter is made of

An idler pulley is used for

Shear angle varies with

Kuock out mechanism in press is used to

Preheating is usually done while welding

While using HSS tools on a lathe, cutting speed will be maximum when machining

Cyaniding

In climb milling

Carbondioxide is

Weld spatter is

Manufacturing Processes and Materials and Tools

Mechanical Engineering and Manufacturing Processes

Industrial Engineering and Manufacturing Processes and Materials

Mechanical Engineering: Casting, Machining, and Welding

Manufacturing and Welding Processes

Manufacturing and Machining Techniques

Mechanical Engineering: Foundry, Machining, and Materials

Metal Cleaning, Abrasives, and Machining Techniques

Manufacturing and Materials Engineering

Technical Manufacturing and Engineering

Manufacturing Processes: Wood Moisture, Alloyed Cast Iron, Cutting Tools, Welding

Techniques for Hardness Testing, Drilling, Machining, Welding, and Casting

Machining Processes, Techniques and Tools

Filters