Free Printable U 302 A

1.

What are Gantt charts used for ?

a)

To plot monthly net income in sales

b)

To track operational progress

c)

To show the plant lay out

d)

To the sequence of operation

2.

What does flow charts used to show?

a)

Operational sequencing

b)

operational progress

c)

Tracking

Plant lay out

d)

Net income monthly

3.

Which one of the following types of chart should be used to show start and completion dates for tasks within engineering project?

a)

Pie chart

b)

Line chart

c)

Flow chart

d)

Gantt chart

4.

Data contained in a spreadsheet may be manipulated by________.

a)

Divider

b)

formula

c)

Search

d)

data

5.

Which one of the following describes the subsection of a record in a database?

a)

Records

b)

Tables

c)

Field

d)

Area

6.

Which one of the following types of information is best organized using a database?

a)

CNC program

b)

Gantt chart

c)

Line Chart

d)

customer details

7.

What do CAD systems, used to produce engineering drawings enable the designer to do?

a)

Only produce scale drawings

b)

Select which views to plot

c)

Plot everything only in 2D

d)

Only produce component drawings

8.

What packages used to produce engineering drawings on a computer?

a)

CNC

b)

CAM

c)

CAD

d)

CIE

9.

Which one of the following is an advantage of using a CAD system?

a)

3D modelling and design

b)

More accurate manufacturing

c)

Conformance to BS EN standards

d)

Improved quality assurance

10.

Which one of the following cannot be used as a datum?

a)

Center point

b)

Radius

c)

Face

d)

Edge

11.

Where can information on the type of orthographic projection be found on an engineering drawing?

a)

Parts list

b)

Guidance notes

c)

Title block

d)

Tolerance

12.

A tolerance band is _________.

a)

difference between the upper and lower limit

b)

Half the difference between the upper and lower limit

c)

Twice the difference between the upper and lower limit

d)

The difference between the neutral plane and upper limit

13.

What is the most appropriate instrument that will accurately measure a turned shaft of diameter 20 mm and length of 100 mm?

a)

A vernier caliper gauge and a dial test indicator

b)

A straight edge and leg calipers

c)

An engineer’s rule and outside caliper

d)

An external micrometer and vernier caliper.

14.

The equipment used to mark out a large cast iron for machining are ______.

a)

Surface table, marking medium, scribing block

b)

Straight edge, marking medium, scriber

c)

Center punch, scribing block, inside caliper

d)

Gauge block, bevel gauge, depth gauge

15.

Drilling machine safety equipment includes _______.

a)

Machine light, work table, guard

b)

Lock-off switch, machine light, table lock

c)

Swarf hook, table, ‘G’ clamp

d)

Guard, lock-off switch, machine light.

16.

The purpose of a guard on an off-hand grinding machines are to______.

a)

Prevent large work pieces being ground, contain wheel burst and contain swarf.

b)

Contain wheel burst, prevent operator contact and protect the wheel.

c)

Prevent untrained operator changing wheel, contain swarf and prevent operator contact.

d)

Contain swrf, protect the wheel and prevent intrained operator changing the wheel.

17.

When the gap between the work rest and grinding wheel is more than 3 mm, there is an increased possibility of ________.

a)

Injury to operator

b)

Operator fatigue

c)

power loss

d)

better surface finish

18.

Which is the following geometric tolerances is required to be met on the component shown in the drawing?

a)

Parallel +/- 0.1 mm to datum A

b)

Concentric +/- 0.1 mm to a datum A

c)

Perpendicular within +/- 0.1 mm to datum A

d)

Square within +/- 0.1 mm to datum A

19.

Which of the following symbols represents removal of material by machining?

a)

b)

c)

d)

20.

What is the most appropriate measuring instrument to achieve an accuracy of +/- 0.2 . What is the most appropriate measuring instrument to achieve an accuracy of +/- 0.2 mm?

a)

an external micrometer

b)

a vernier height gauge

c)

an engineer's rule

d)

Vernier calipers

21.

What method is used to determine whether parts of fabricated structures meet the specifications?

a)

templates

b)

steel tape

c)

sight and touch

d)

drawings

22.

. The surface finish specification required for a machining operation will normally be found on the

a)

machine tool

b)

measuring instrument

c)

surface finish trace

d)

component details drawing

23.

Which basic information is not always included in an engineering drawing?

a)

Title and name of draftsperson

b)

Drawing number and issue details

c)

Units of measurement and tolerance

d)

Method of manufacture and parts list

24.

What is the main purpose of documents being given an issue number?

a)

To track how many documents have been used

b)

To enable the version of the document to be verified

c)

To ensure security and prevent copying of documents

d)

To prevent the unnecessary waste of documents

25.

When the approval date on an item of lifting equipment expires, what is the appropriate course of action?

a)

Carry on using it as before

b)

Exchange it for an in-date item

c)

Use it only for lifting at half capacity

d)

Return it directly to the manufacturer

26.

A table misalignment on drilling machine can be checked with a ___.

a)

Spirit level on the spindle

b)

DTI on the table checking the spindle

c)

Square on the table checking the column

d)

DTI on the spindle checking the table.

27.

What is the benefits of using templates for marking out?

a)

Improve accuracy and finish

b)

Reduce material wastage and increases production.

c)

Increased production and improve surface finish

d)

Reduced down-time and skill required.

28.

Which of the following should not be used for scribing lines?

a)

dividers

b)

center punch

c)

surface gauge

d)

scribing block

29.

Which of the following symbols represents concentricity?

a)

b)

c)

d)

30.

Which one of the following conventional representation symbols shown in the diagram is drawn incorrectly?

a)

b)

c)

d)

31.

A tolerance of ±0.1 mm is required for a turned shaft of 25.00 mm diameter, what is the minimum acceptable diameter?

a)

24.09 mm

b)

24.90 mm

c)

25.00 mm

d)

25.10 mm

32.

Referring to the drawing shown, how many 1 m x 2 m sheets of aluminum are required to produce 250 angle support brackets?

a)

1

b)

2

c)

3

d)

4

33.

Corrosion (Oxidation) of plain carbon steel always occurs when ______.

a)

The presence of nitrogen and oxygen

b)

Carbon dioxide attacks its surface

c)

Oxygen and moisture present on the surface

d)

Chromium is added

34.

Which of the following metals that is most likely being supplied in sheets?

a)

Aluminum bronze

b)

Stainless steel

c)

Cast iron

d)

High carbon steel

35.

Nickel is added to steel to increase ___________.

a)

Strength and reduces hardness

b)

Grain growth and hardiness

c)

Hardiness and reduces strength

d)

Strength and toughness.

36.

What is the effect in alloyed steel if there is a presence of tungsten.

a)

Reduces red hardiness

b)

Increase red hardiness

c)

Reduce brittleness

d)

Increase ductility.

37.

What kind of material that occurs oxidation on the surfaces.

a)

All plastic materials

b)

Non-ferrous metals only

c)

Non metallic materials

d)

All metallic materials

38.

What is the main characteristic of stainless still ?

a)

Corrosion resistance

b)

Wear resistance

c)

Thermal conductivity

d)

Electrical conductivity

39.

What is silicon?

a)

Fibrous

b)

Rod-like

c)

Liquid

d)

Crystalline

40.

What is the simplest method to identify the brass castings from zinc alloy die?

a)

Surface texture

b)

Density

c)

Color

d)

Non-magnetic properties

41.

Galvanic corrosion occurs when __________.

a)

Different metals are in contact

b)

Metals are not plastic coated

c)

Metals are not painted

d)

Metals are at high temperatures

42.

The plasticity of a material at room temperature is most important for which one of the following processes?

a)

Forging

b)

Pressing

c)

Shearing

d)

Soldering

43.

Which one of the following design features of a component would prevent it from being formed by extrusion?

a)

Irregular or complex shaped cross section

b)

Variable cross section throughout its length

c)

High quality surface coating

d)

Corrosion resistant surface

44.

Carbon fibers introduced into plastic materials enable them to compete with metals by _______

a)

Hardness and reduces strength

b)

Strength and reduces hardness

c)

Strength and toughness

d)

Grain growth and hardness

45.

What will result from heating high carbon steel above its upper critical temperature and then rapidly cooling it by Quenching in oil?

a)

Reduce hardness

b)

Increase hardness

c)

Increase ductility

d)

Reduce hardness

46.

Soldering is carried out ___________.

a)

At high temperatures

b)

To provide a temporary join

c)

At low temperatures

d)

To provide a semi-permanent join

47.

Wire is most easily produced from which of the following metals?

a)

Brass

b)

Copper

c)

Bronze

d)

Lead

48.

Stainless steel is mainly used in engineering due to its high ___.

a)

a)Wear resistance

b)

Thermal conductivity

c)

Corrosion resistance

d)

Electrical conductivity

49.

Re-crystallization may be achieved by ______.

a)

Heating and quenching in oil

b)

Slowly heating and cooling in air

c)

Tempering over a period of time

d)

Quenching after cold working

50.

Which symbols shown in the diagram represents an isolating valve in a pipe system?

a)

A

b)

B

c)

C

d)

D

51.

Which one of the following is a suitable temperature range for tempering plain carbon steel?

a)

20°C - 50°C

b)

200°C - 400°C

c)

600°C - 900°C

d)

1000°C - 1200°C

52.

Which one of the following is usually used as a reinforcing material for the manufacture of non-metallic car bodies?

a)

Tungsten carbide

b)

Glass fiber

c)

Silicon

d)

Mica

53.

To ensure the safe use of battery operated hand tool, the battery must be ..................................

a)

fully charge

b)

of the correct voltage

c)

capable of applying correct torque

d)

a heat source

54.

The addition of vanadium to steel improves its

a)

Ductility

b)

Toughness

c)

Weldability

d)

Conductivity

55.

Which one of the following materials has the greatest rigidity?

a)

Glass

b)

Copper

c)

Steel

d)

Bakelite

56.

Oxidation (known as corrosion) occurs on the surfaces of

a)

All plastics materials

b)

All metallic materials

c)

Non-ferrous metals only

d)

Non-metallic materials

57.

Which one of the following gives the cross sectional form that soft woods are commonly supplied in?

a)

Round, square and quadrant

b)

Angle, round and hexagonal

c)

Quadrant, channel and angle

d)

Channel, rectangular and square

58.

Which one of the following properties is desirable when carrying out a forging process?

a)

Tensile strength

b)

Heat resistance

c)

Thermal conductivity

d)

Corrosion resistance

59.

Which one of the following micro-structures is typical of ceramic materials?

a)

Crystalline

b)

Rod-like

c)

Fibrous

d)

Liquid

60.

Polytetrafluoroethylene (PTFE) is used as a surface coating and bearing because of its

a)

High impact strength

b)

Low co-efficient to friction

c)

High co-efficient to friction

d)

Low electrical resistance

61.

The amount by which unit length of a material increases when the temperature is increased by 1֯ is called the

a)

Latent heat capacity

b)

Specific heat capacity

c)

Expansion coefficient

d)

Coefficient of friction

62.

The indentor used with the Vickers Hardness testing machine is

a)

Hardened steel ball

b)

Tungsten carbide ball

c)

Conical diamond

d)

Pyramidal diamond

63.

Using the carbon equilibrium diagram, temperatures relating to hardening of carbon steels are shown at

a)

1 and 2

b)

2 and 3

c)

3 and 4

d)

1 and 4

U 302 A

Total questions: 63

Worksheet time: 32mins

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