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1.10 Key principles and methodologies in engineering and manufac

Total questions: 100

Worksheet time: 50mins

Name
Class
Date
1.

By the end of this session, learners should be able to: Explain what constitutes a manufacturing process.

a)

A manufacturing process involves the transformation of raw materials into finished products.

b)

A manufacturing process is only about selling products to customers.

c)

A manufacturing process is the study of market trends.

d)

A manufacturing process refers to the transportation of goods only.

2.

By the end of this session, learners should be able to: Describe the key types of manufacturing process.

a)

Describe the key types of manufacturing process.

b)

List the advantages of manufacturing process.

c)

Explain the history of manufacturing process.

d)

Identify the tools used in manufacturing process.

3.

What is the fundamental goal of a manufacturing process?

a)

To produce a product that has a useful form.

b)

To increase the cost of production.

c)

To reduce the quality of the product.

d)

To delay the delivery of the product.

4.

How many stages are there in the manufacturing process?

a)

Three stages

b)

Two stages

c)

Four stages

d)

Five stages

5.

Which of the following is NOT one of the three stages in the manufacturing process?

a)

To change the physical properties of the raw material

b)

To change the shape and size of the workpiece

c)

To achieve the required dimensional accuracy (tolerances) and surface finish

d)

To market the finished product

6.

List the three stages in the manufacturing process.

a)

1. To change the physical properties of the raw material 2. To change the shape and size of the workpiece 3. To achieve the required dimensional accuracy (tolerances) and surface finish.

b)

1. To increase the cost of production 2. To reduce the number of workers 3. To maximize the use of electricity.

c)

1. To automate all processes 2. To eliminate manual labor 3. To use only advanced robotics.

d)

1. To outsource all components 2. To focus only on packaging 3. To ignore quality control.

7.

Why must an engineer have a good understanding of the range of manufacturing processes?

a)

To understand the advantages and limitations of each process.

b)

To increase the cost of production.

c)

To avoid using modern technology.

d)

To focus only on one manufacturing process.

8.

Which type of manufacturing process is described as: 'A mechanical process used in manufacturing industries.'?

a)

Forming

b)

Casting

c)

Machining

d)

Joining

9.

Which type of manufacturing process is used to change the size and shape of a workpiece?

a)

Shaping

b)

Joining

c)

Finishing

d)

Casting

10.

Which type of manufacturing process alters the surface of a manufactured part?

a)

Finishing

b)

Casting

c)

Forming

d)

Assembly

11.

Which type of manufacturing process involves molten material (e.g., metal) being poured into a mould that contains a hollow cavity of the exact required shape?

a)

Casting

b)

Forging

c)

Machining

d)

Extrusion

12.

Fill in the blank: ________ is the manufacturing process of creating an object by building it one layer at a time.

a)

Additive

b)

Subtractive

c)

Casting

d)

Molding

13.

Fill in the blank: ________ is the manufacturing process where fusing or joining two or more components creates a different object.

a)

Joining

b)

Casting

c)

Milling

d)

Forging

14.

Fill in the blank: ________ is the manufacturing process where material is either cut away or drilled out/removed.

a)

Wasting

b)

Casting

c)

Forging

d)

Molding

15.

What is the forming process in manufacturing? (Fill in the blank: The forming process is a large part of the manufacturing process where a raw material is converted into a ____.)

a)

product

b)

liquid

c)

waste

d)

tool

16.

Which of the following is NOT a type of forming process?

a)

Bulk forming

b)

Sheet metal forming

c)

Powder metal forming

d)

Plastic molding

17.

Which process is categorized under Bulk forming?

a)

Bending

b)

Powder forging

c)

Rolling process

d)

Powder injection

18.

Which process is categorized under Sheet metal forming?

a)

Deep drawing

b)

Squeezing

c)

Powder extrusion moulding

d)

Wire drawing

19.

Which process is categorized under Powder metal forming?

a)

Forging process

b)

Powder injection

c)

Shearing

d)

Wire drawing

20.

Fill in the blank: ________ is a process under Bulk forming where metal is shaped by compressive forces using a die.

a)

Forging process

b)

Casting process

c)

Machining process

d)

Extrusion process

21.

Fill in the blank: ________ is a process under Sheet metal forming that involves cutting material without forming chips or using burning or melting.

a)

Shearing

b)

Casting

c)

Forging

d)

Extrusion

22.

Fill in the blank: ________ is a process under Powder metal forming where metal powder is forced into a mold under pressure.

a)

Powder forging

b)

Hot rolling

c)

Extrusion

d)

Casting

23.

Aluminum extrusions are made by which of the following processes, as shown in the diagram of the extrusion process?

a)

Forcing heated aluminum through a shaped die

b)

Pouring molten aluminum into molds

c)

Cutting aluminum sheets into shapes

d)

Welding aluminum rods together

24.

Which process involves passing metal through rolls at a high temperature, resulting in elongated grains?

a)

Hot Rolling

b)

Cold Rolling

25.

In the Cold Rolling process, what type of metal is fed into the rolls?

a)

Hot Rolled Metal

b)

Cold Forged Metal

c)

Cast Metal

d)

Annealed Metal

26.

Fill in the blank: In Hot Rolling, the direction of feed is ______ to the rolls.

a)

perpendicular

b)

parallel

c)

diagonal

d)

tangential

27.

Which rolling process is likely to produce elongated grains in the metal?

a)

Hot Rolling

b)

Cold Rolling

c)

Both

d)

Neither

28.

What manufacturing process is depicted in the images above?

a)

Casting

b)

Forging

c)

Welding

d)

Machining

29.

Fill in the blank: The images above show the process of ________, where metal is shaped by applying compressive forces, usually after heating.

a)

forging

b)

casting

c)

extrusion

d)

welding

30.

The images above show which process related to forging?

a)

Heating and shaping metal using compressive forces

b)

Cooling metal rapidly to harden it

c)

Joining two metal pieces by melting them together

d)

Cutting metal into thin sheets

31.

What is the process shown in the images called?

a)

Wire Drawing

b)

Forging

c)

Casting

d)

Welding

32.

In the wire drawing process, the function of the die as shown in the diagram is to:

a)

Reduce the diameter of the wire

b)

Heat the wire

c)

Coat the wire with lubricant

d)

Cut the wire into pieces

33.

What manufacturing process is shown in the left image under the title 'Sheet metal deep drawing'?

a)

Casting

b)

Deep drawing

c)

Welding

d)

Forging

34.

The products shown in the right image are most likely made by which process?

a)

Sheet metal deep drawing

b)

Injection molding

c)

Machining

d)

3D printing

35.

Refer to the diagram of sheet metal shearing. What is the function of the punch in the shearing process?

a)

To hold the sheet metal in place

b)

To apply the shearing force and cut the sheet metal

c)

To provide clearance

d)

To support the die

36.

In the sheet metal shearing process, the component that provides support to the sheet metal and defines the shape of the cut is called the _________.

a)

die

b)

punch

c)

ram

d)

blank

37.

The role of clearance in the sheet metal shearing process is to:

a)

Allow proper separation of the sheet by providing space between the punch and die.

b)

Increase the thickness of the sheet metal during shearing.

c)

Prevent the formation of burrs by eliminating all gaps.

d)

Reduce the force required by making the punch and die fit tightly.

38.

What process is shown in the images under the title 'Sheet metal bending'?

a)

Welding

b)

Sheet metal bending

c)

Casting

d)

Drilling

39.

Fill in the blank: The images above show the process of ________, where a sheet of metal is deformed to an angle using a machine.

a)

bending

b)

casting

c)

welding

d)

extrusion

40.

Which of the following is the correct order of the stages in the Powder Metallurgy Process?

a)

Mixing, Compacting, Sintering, Tooling, Powders

b)

Powders, Mixing, Tooling, Compacting, Sintering

c)

Tooling, Powders, Mixing, Sintering, Compacting

d)

Sintering, Compacting, Mixing, Powders, Tooling

41.

Fill in the blank: The first stage in the Powder Metallurgy Process is ________.

a)

Powders

b)

Compaction

c)

Sintering

d)

Finishing

42.

Match the following stages of the Powder Metallurgy Process with their correct sequence:

a)

First

1.

1

b)

Second

2.

2

c)

Third

3.

3

d)

Fourth

4.

4

e)

Fifth

5.

5

43.

Refer to the diagram of the powder injection process. What does label 1 represent?

a)

Mold cavity

b)

Hopper

c)

Screw

d)

Heater

44.

Refer to the diagram of the powder injection process. What is the function of the part labeled 2?

a)

Heats the material

b)

Mixes the powder

c)

Feeds powder into the machine

d)

Forms the final product

45.

Look at the two manufactured parts shown in the image. These parts are produced using which manufacturing process? Fill in the blank: These parts are produced using _________?

a)

powder injection

b)

die casting

c)

injection molding

d)

forging

46.

Powder extrusion moulding works similar to which of the following processes?

a)

A) Injection moulding

b)

B) Plastic extrusion

c)

C) Die casting

d)

D) Forging

47.

In the diagram of powder extrusion moulding, what does label 1 represent?

a)

Feed hopper (where powder is fed into the machine)

b)

Heater (to increase the temperature of the powder)

c)

Die (to shape the extruded product)

d)

Extruded product outlet

48.

In the diagram of powder extrusion moulding, what does label 2 represent?

a)

Barrel (where powder is transported and compacted)

b)

Die (where the final shape is formed)

c)

Hopper (where powder is initially loaded)

d)

Heater (used to increase temperature)

49.

In the diagram of powder extrusion moulding, what does label 3 represent?

a)

Die (where the compacted powder is extruded into shape)

b)

Powder feed hopper

c)

Heater coil

d)

Ram (applies pressure to the powder)

50.

Which of the following are examples of forming processes as shown in the images?

a)

A) Sheet metal forming and copper wire drawing on large rollers

b)

B) Plastic molding and glass blowing

c)

C) Wood carving and stone cutting

d)

D) Injection molding and die casting

51.

Fill in the blank: The images show examples of ________ and copper wire drawing on large rollers.

a)

sheet metal forming

b)

plastic molding

c)

wood carving

d)

glass blowing

52.

Go to classroom and find the worksheet 1.1 forming processes. What should you do after finding the worksheet?

a)

Fill in the table.

b)

Leave the worksheet on the desk.

c)

Ignore the worksheet.

d)

Return the worksheet to the teacher.

53.

Materials must be processed into a wide variety of shapes in order to make ________ parts of every type.

a)

component

b)

liquid

c)

colorful

d)

useless

54.

The shapes required vary enormously, both in size and complexity, ranging from ________ components to large castings and forgings of several hundred tons.

a)

micro-electronic

b)

mechanical

c)

plastic

d)

wooden

55.

The properties of the material in the finished component are influenced to a considerable extent by the type of ________ process employed.

a)

shaping

b)

cooling

c)

painting

d)

measuring

56.

Fill in the blank: ________ is the removal of material from a workpiece to produce a component of the required size and shape.

a)

Wasting

b)

Joining

c)

Coating

d)

Assembling

57.

Fill in the blank: ________ is the application of force to change the shape of a material.

a)

Forming

b)

Cutting

c)

Welding

d)

Casting

58.

Fill in the blank: ________ is pouring or injecting liquid material into a mould where it solidifies into the required shape.

a)

Shaping

b)

Welding

c)

Forging

d)

Machining

59.

Fill in the blank: ________ is a shaping process which involves heating a material above its melting point and pouring the resulting liquid into a mould, where it then cools and solidifies into the required shape.

a)

Casting

b)

Forging

c)

Extrusion

d)

Machining

60.

Which shaping process involves pouring or injecting liquid into prepared moulds?

a)

Manipulative processes

b)

Injecting

c)

Powder techniques

d)

Cutting and grinding

61.

Which shaping process involves plastic deformation of the material?

a)

Manipulative processes

b)

Powder techniques

c)

Cutting and grinding

d)

Injecting

62.

Which shaping process produces a shape by compacting a powder?

a)

Cutting and grinding

b)

Manipulative processes

c)

Powder techniques

d)

Injecting

63.

Which shaping process involves cutting to shape and size and grinding surfaces down to a precise finish?

a)

Powder techniques

b)

Cutting and grinding

c)

Manipulative processes

d)

Injecting

64.

What process is being used to engrave a design into wood in the image?

a)

Painting

b)

Laser engraving

c)

Sanding

d)

Polishing

65.

What finishing process is shown in the image with yellow surroundings in a manufacturing process?

a)

Powder coating

b)

Electroplating

c)

Anodizing

d)

Painting

66.

Look at the image of a metal component being pressed into shape. What process is being shown in this image?

a)

Casting

b)

Pressing

c)

Welding

d)

Cutting

67.

Look at the image of compacting powder being used to produce small components. What is the main purpose of this process?

a)

To melt metal

b)

To compact powder into a solid shape

c)

To cut metal

d)

To weld parts together

68.

What does the casting process involve?

a)

The use of molten liquid poured into a mould

b)

The use of solid metal shaped by hand

c)

The use of plastic injection

d)

The use of cold pressing

69.

Fill in the blank: The liquid in the casting process cools, with heat generally being extracted via the ______, until it solidifies into the desired shape.

a)

mould

b)

furnace

c)

crucible

d)

core

70.

Casting is always a simple process and does not require much skill.

a)

True

b)

False

71.

In particular, which type of casting is mentioned as being highly skilled due to complex metallurgy?

a)

Plastic casting

b)

Metal casting

c)

Sand casting

d)

Wax casting

72.

What is a pattern in the context of casting?

a)

A tool used to cut metal

b)

A replica of the object to be cast, made from wood, metal, plastic or another material, used to prepare the cavity into which molten material will be poured during the casting process

c)

A type of metal used in casting

d)

A machine for melting metal

73.

Fill in the blank: Cast objects are highly dependent on _______.

a)

pattern

b)

temperature

c)

color

d)

weight

74.

Which of the following is NOT a type of casting pattern?

a)

Single piece

b)

Loose piece

c)

Match plate

d)

Welding torch

75.

Types of pattern include single piece, loose piece, match plate, split, skeleton, multi-piece, sweep and follow board. Which of these is used to prepare the cavity into which molten material will be poured during the casting process?

a)

Pattern

b)

Mould

c)

Core

d)

Die

76.

What is an expendable mould process in casting?

a)

The moulds are destroyed in order to remove the casting (e.g., sand moulds).

b)

The moulds are reused multiple times without any damage.

c)

The moulds are made of metal and last for many cycles.

d)

The process uses only permanent ceramic moulds.

77.

What is a permanent mould process in casting?

a)

The mould is reused and must be designed to allow easy removal of the casting (e.g., metal moulds).

b)

The mould is destroyed after each use and cannot be reused.

c)

The process uses only sand as the mould material.

d)

The casting is done without using any mould at all.

78.

Fill in the blank: One of the commonly desired characteristics of finishing processes is improved _________

a)

aesthetics

b)

density

c)

magnetism

d)

conductivity

79.

Fill in the blank: One of the commonly desired characteristics of finishing processes is ________ (the ability of a material to stick to another material).

a)

adhesion

b)

cohesion

c)

abrasion

d)

corrosion

80.

Fill in the blank: One of the commonly desired characteristics of finishing processes is ________ (the ability to be joined by soldering).

a)

solderability

b)

ductility

c)

hardness

d)

malleability

81.

Fill in the blank: One of the commonly desired characteristics of finishing processes is chemical, corrosion, tarnish or ________-resistance.

a)

wear

b)

heat

c)

color

d)

weight

82.

Fill in the blank: One of the commonly desired characteristics of finishing processes is increased ________ (resistance to deformation).

a)

hardness

b)

ductility

c)

elasticity

d)

conductivity

83.

Fill in the blank: One of the commonly desired characteristics of finishing processes is electrical ________.

a)

conductivity

b)

insulation

c)

resistance

d)

magnetism

84.

Fill in the blank: One of the commonly desired characteristics of finishing processes is ________ removal (elimination of defects).

a)

flaw

b)

color

c)

weight

d)

odor

85.

Fill in the blank: One of the commonly desired characteristics of finishing processes is surface ________ control.

a)

friction

b)

temperature

c)

color

d)

density

86.

Which category does 'Abrasive and sand blasting' belong to?

a)

Removing and reshaping

b)

Adding and altering

87.

Which category does 'Laser ablation' belong to?

a)

Removing and reshaping

b)

Adding and altering

88.

Which category does 'Engraving' belong to?

a)

Removing and reshaping

b)

Adding and altering

89.

Which category does 'Polishing' belong to?

a)

Removing and reshaping

b)

Adding and altering

90.

Which category does 'Superfinishing' belong to?

a)

Removing and reshaping

b)

Adding and altering

91.

Which category does 'Anodising' belong to?

a)

Removing and reshaping

b)

Adding and altering

92.

Which category does 'Dyeing' belong to?

a)

Removing and reshaping

b)

Adding and altering

93.

Which category does 'Electroplating' belong to?

a)

Removing and reshaping

b)

Adding and altering

94.

Which category does 'Electroless plating' belong to?

a)

Removing and reshaping

b)

Adding and altering

95.

Which category does 'Plating' belong to?

a)

Removing and reshaping

b)

Adding and altering

96.

Which category does 'Powder coating' belong to?

a)

Removing and reshaping

b)

Adding and altering

97.

Which category does 'Spraying' belong to?

a)

Removing and reshaping

b)

Adding and altering

98.

What is additive manufacturing?

a)

A form of industrial 3D printing that uses a computer-controlled process to generate 3D objects by adding materials layer by layer.

b)

A process of removing material from a solid block to create an object.

c)

A traditional method of assembling products using manual labor.

d)

A technique for painting objects using automated spray machines.

99.

Additive manufacturing uses a computer-controlled process to generate 3D objects by adding materials ________.

a)

layer by layer

b)

all at once

c)

from the inside out

d)

in random order

100.

Multiple materials can be used during the additive manufacturing process, making it easy to create new products with minimal waste and lower material costs.

a)

True

b)

False

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