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OS: Lathe Keywords

Total questions: 158

Worksheet time: 2hrs 34mins

Name
Class
Date
1.

What is the primary use of a lathe?

a)

Cutting

b)

Drilling

c)

Turning

d)

Welding

2.

A lathe is commonly used in which type of workshop?

a)

Carpentry

b)

Metalworking

c)

Textile

d)

Glassblowing

3.

Fill in the blank: The skill level required to operate a lathe is usually ____.

a)

Beginner

b)

Intermediate

c)

Advanced

d)

Expert

4.

Which of the following is a common problem encountered when using a lathe?

a)

Overheating

b)

Misalignment

c)

Rusting

d)

Dulling

5.

Why is a lathe used in manufacturing?

a)

To increase speed

b)

To ensure precision

c)

To reduce cost

d)

To enhance flexibility.

6.

Fill in the blank: A lathe is a common machine in ____ workshops.

a)

Metal

b)

Wood

c)

Plastic

d)

Textile

7.

What is a key feature of a lathe?

a)

Portability

b)

Precision

c)

Speed

d)

Cost-effectiveness

8.

Fill in the blank: The explanation of a lathe includes its ability to ____.

a)

Cut

b)

Drill

c)

Turn

d)

Weld

9.

Which skill level is typically required to solve common lathe problems?

a)

Beginner

b)

Intermediate

c)

Advanced

d)

Expert

10.

Fill in the blank: Lathes are used because they provide ____.

a)

Speed

b)

Precision

c)

Cost-effectiveness

d)

Flexibility

11.

What is a common use of a lathe?

a)

Drilling holes

b)

Cutting threads

c)

Welding joints

d)

Painting surfaces

12.

Fill in the blank: Common problems with lathes include ____.

a)

Overheating

b)

Misalignment

c)

Rusting

d)

Dulling

13.

Which of the following is not a common workshop machine?

a)

Lathe

b)

Drill

c)

Hammer

d)

Grinder

14.

Fill in the blank: The common use of a lathe is to ____.

a)

Drill

b)

Turn

c)

Weld

d)

Paint

15.

What is the explanation for using a lathe?

a)

To cut

b)

To drill

c)

To turn

d)

To weld

16.

Fill in the blank: Lathes are commonly used in ____ workshops.

a)

Metal

b)

Wood

c)

Plastic

d)

Textile

17.

Which of the following describes a lathe's function?

a)

Cutting

b)

Drilling

c)

Turning

d)

Welding

18.

Fill in the blank: The skill level to use a lathe is ____.

a)

Beginner

b)

Intermediate

c)

Advanced

d)

Expert

19.

What is a common problem with lathes?

a)

Overheating

b)

Misalignment

c)

Rusting

d)

Dulling

20.

Fill in the blank: Lathes are used for their ____.

a)

Speed

b)

Precision

c)

Cost-effectiveness

d)

Flexibility

21.

What is a lathe commonly used for?

a)

Drilling holes

b)

Cutting threads

c)

Welding joints

d)

Painting surfaces

22.

Fill in the blank: Common problems with lathes include ____.

a)

Overheating

b)

Misalignment

c)

Rusting

d)

Dulling

23.

Which of the following is not a common workshop machine?

a)

Lathe

b)

Drill

c)

Hammer

d)

Grinder

24.

Fill in the blank: The common use of a lathe is to ____.

a)

Drill

b)

Turn

c)

Weld

d)

Paint

25.

What is the explanation for using a lathe?

a)

To cut

b)

To drill

c)

To turn

d)

To weld

26.

Fill in the blank: Lathes are commonly used in ____ workshops.

a)

Metal

b)

Wood

c)

Plastic

d)

Textile

27.

Which of the following describes a lathe's function?

a)

Cutting

b)

Drilling

c)

Turning

d)

Welding

28.

Fill in the blank: The skill level to use a lathe is ____.

a)

Beginner

b)

Intermediate

c)

Advanced

d)

Expert

29.

What is a common problem with lathes?

a)

Overheating

b)

Misalignment

c)

Rusting

d)

Dulling

30.

Fill in the blank: Lathes are used for their ____.

a)

Speed

b)

Precision

c)

Cost-effectiveness

d)

Flexibility

31.

Select the two correct processes that a Centre Lathe can be used for?

a)

Turning and Drilling

b)

Turning and Grinding

c)

Turning and Bending

d)

I don't know yet?

32.

How is a Centre Lathe operated?

a)

By a human as it is a manual lathe

b)

By a computer as it is operated using CNC

c)

It operates itself

d)

I don't know yet?

33.

What is the name given to the part of the Centre Lathe that holds the cutting tool?

a)

Tailstock

b)

Chuck

c)

The tool post

d)

I don't know yet

34.

What is the name given to the part of the Centre Lathe that holds the material?

a)

Tailstock

b)

Chuck

c)

Toolpost

d)

I don't know yet

35.

What is the name given to the part of the Centre Lathe that holds the drill bit?

a)

Tailstock

b)

Chuck

c)

Toolpost

d)

I don't know yet

36.

Name the correct PPE that should be worn when using the Centre Lathe safely?

a)

Gauntlets and Apron

b)

Goggles and Apron

c)

Spats and Apron

d)

I don't know yet

37.

You can use the Centre Lathe to add a criss-cross pattern to a piece of material, what is the name of this process?

a)

Turning

b)

Facing off

c)

Knurling

d)

I don't know yet

38.

You can use the Centre Lathe to level off a piece of material, what is this process called?

a)

Knurling

b)

Turning

c)

Facing off

d)

I don't know yet

39.

You can use the Centre Lathe to remove material from the outer diameter of a cylindrical work piece, what is this process called?

a)

Knurling

b)

Facing off

c)

Turning

d)

I don't know yet

40.

Select the alternative machine that could be used instead of a Centre Lathe?

a)

CNC High Speed Router

b)

CNC Lathe

c)

CNC Laser Cutter

d)

I don't know yet

41.

Using a Centre Lathe

What is facing off?

a)

Its a process carried out on the centre lathe where you would use the cutting tool to cut across the face/end of the work piece making it smooth.

b)

Its a process carried out on the centre lathe where you would use the centre drill to cut across the face/end of the work piece making it smooth.

c)

Its a process carried out on the centre lathe where you would use the parting tool to cut across the face/end of the work piece making it smooth.

d)

Its a process carried out on the centre lathe where you would use the cutting tool to tapper the end of the work piece.

42.

Select the two correct processes that a Centre Lathe can be used for?

a)

Turning and Drilling

b)

Turning and Grinding

c)

Turning and Bending

d)

I don't know yet?

43.

What is the name given to the part of the Centre Lathe that holds the cutting tool?

a)

Tailstock

b)

Chuck

c)

The tool post

d)

I don't know yet

44.

What is the name given to the part of the Centre Lathe that holds the drill bit?

a)

Tailstock

b)

Chuck

c)

Toolpost

d)

I don't know yet

45.

Name the correct PPE that should be worn when using the Centre Lathe safely?

a)

Gauntlets and Apron

b)

Goggles and Apron

c)

Spats and Apron

d)

I don't know yet

46.

You can use the Centre Lathe to add a criss-cross pattern to a piece of material, what is the name of this process?

a)

Turning

b)

Facing off

c)

Knurling

d)

I don't know yet

47.

You can use the Centre Lathe to remove material from the outer diameter of a cylindrical work piece, what is this process called?

a)

Knurling

b)

Facing off

c)

Turning

d)

I don't know yet

48.

Select the alternative machine that could be used instead of a Centre Lathe?

a)

CNC High Speed Router

b)

CNC Lathe

c)

CNC Laser Cutter

d)

I don't know yet

49.

True or False. The front clearance angle of a lathe tool prevents the front face of the tool rubbing on the work and lessens the chance of a piece of swarf jamming between the tool and the work.

a)

True

b)

False

50.

Which of the following affect the cutting speed (How fast material goes through the lathe tool)? Pick one

a)

Type of material

b)

Material the lathe tool is made of.

c)

Power that drives the machine

d)

Condition of the machine

e)

All of the above

51.

Select one of the following that is NOT a function of cutting fluid.

a)

Reduces heat during cutting

b)

Reduces friction during cutting

c)

Keeps machine operator cool

d)

Flushes waste material away from cutting area.

e)

prevents corrosion of the machine.

52.

who should wear eye protection within the vicinity of a lathe

a)

only the operator

b)

only the lecturer

c)

only the observer

d)

anyone within the proximity

53.

what hazards are associated with the lathe

a)

entanglement

b)

lacerations

c)

puncturing

d)

all of the above

54.

if you noticed a fellow student doing something dangerous on the lathe, your first reaction should be?

a)

hit the emergency stop if within your reach

b)

shout at them that they are doing something wrong

c)

tell the lecturer or supervisor

d)

let them carry on to see what happens

55.

when using a lathe you should

a)

use a guard when on automatic mode

b)

only use a guard if you think swarf will fly out and hit you

c)

always use the guard when the machine is working

d)

never use the guard

56.

how should you reinstate the workplace

a)

remove all tools

b)

remove all measuring equipment

c)

remove all swarf from around the machine

d)

ensure any spilt coolant is cleaned up

57.

when removing swarf from the lathe you should

a)

never remove swarf when the machine is running

b)

use your bare hands to remove swarf when the machine is stopped

c)

isolate the machine and use gloves

d)

leave it as the swarf is too dangerous to touch

58.

when cleaning the lathe you should

a)

leave the tools in for the next operator as they are set

b)

remove all sharp tool but leave what ever is in the tail stock

c)

refresh all the tips in the tools

d)

remove all tooling from the machine

59.
A machine tool is
a)
a piece of equipment used to shape metal ot other rigid materials
b)
made of two pieces of equipement to create metal
c)
used to cut metal or rigid materials
d)
a piece of equipment used to hammer metal or other rigid materials
60.
Machine tools can be classified into
a)
three major groups: 1. drilling and boring; 2. turning; 3. metal forming
b)
five major groups: 1. drilling and boring; 2. turning; 3. milling; 4. shaping and broaching; 5. metal forming
c)
six major groups: 1. drilling and boring; 2. turning; 3. milling; 4. shaping and broaching; 5. grinding; 6 metal forming
d)
seven major groups: 1. drilling and boring; 2. turning; 3. milling; 4. shaping and broaching; 5. grinding; 6 metal forming; 7 glass breaking
61.
The lathe is
a)
a renewable source of energy
b)
a turning machine
c)
the process of giving a specific shape
d)
a system that makes a car move
62.
Turning is 
a)
a form of material removal process, which is used to create rotational parts by cutting away unanwanted material
b)
applied to internal surfaces
c)
a cutting process
d)
the use of abrasive material
63.
The parts of a lathe are
a)
headstock, spindle, tool rest, lock knob, tailstock, bed, tool post, workbench, power source
b)
headstock, spindle, tool rest, lock knob,  bed, tool post.
c)
headstock, spindle,  tailstock, bed, tool post.
d)
headstock, spindle, tool rest, lock knob, tailstock, bed, tool post.
64.
The counterpoint to the headstock is
a)
the bed
b)
the tailstock
c)
the tool rest
d)
the spindle
65.
A workpiece is referred to as between centres when it is
a)
first mounted with a certain axis of rotation worked, then remounted with a new axis of rotation
b)
fixed only to the spindle at the headstock end
c)
first mounted with a certain axis of rotation worked, then remounted with the same axis of rotation
d)
fixed between the headstock and the tailstock
66.
In a woodworking lathe the shaping tools are placed on the __________ rest
a)
bed
b)
tool
c)
industry
d)
spindle
67.
The saddle and the apron form
a)
the turret lathe
b)
change box
c)
the carriage
d)
the compound rest
68.
The metalworking lathe is
a)
a large class of lathes designed for machining relatively soft materials
b)
a small class of lathes designed for machining relatively hard materials
c)
a large class of lathes designed for machining relatively hard materials
d)
a small class of lathes designed for machining relatively hard and soft materials
69.
Glassworking lathes slowly rotate a hollow glass vessel over 
a)
two additional axes of motion
b)
the tool rest
c)
a circular shape
d)
a fixed or variable temperature flame
70.
Metal spinning is 
a)
the forming of sheet metal into cylinders, cones and other circular shapes
b)
the forming of sheet metal into squared shapes
c)
the forming of sheet metal into a thick new one shape
d)
not the forming of sheet metal into cylinders, cones and other circular shapes
71.
A lathe is  machine tool used for
a)
melting materials
b)
shaping materials
c)
turning materials
d)
softening materials
72.
Drilling tools are used
a)
to make squares in metal
b)
to make round holes in metal
c)
to produce circular internal profiles in a hole 
d)
to bring a piece of metal in contact with a rotating cutting
73.
Boring is
a)
cutting a round hole by means of a boring drill
b)
the process of producing circular internal profiles in a hole made by drilling
c)
machining a piece of metal by bringing it in contact with a rotating cutting tool
d)
classified as horizontal
74.
Milling consists of
a)
machining a piece of metal by bringing it in contact with a lathe boring
b)
machining a piece of metal by bringing it in contact with a lathe drilling
c)
machining a piece of metal by bringing it in contact with a glass working lathe
d)
machining a piece of metal by bringing it in contact with a rotating cutting tool that has several cutting edges
75.
Grinding involves
a)
shaping a piece of metal by drilling it
b)
shaping a piece of metal by bringing it in contact with  a rotating wheel 
c)
shaping a piece of metal by bringing it in contact with  abrasive materials
d)
shaping a piece of metal by bringing it in contact with  a milling machine
76.
Planers and shapers are
a)
grinding  tools used to complete, modify or finish metal or wood surfaces
b)
milling tools used to complete, modify or finish metal or wood surfaces
c)
drilling tools used to complete, modify or finish metal or wood surfaces
d)
cutting tools used to complete, modify or finish metal or wood surfaces
77.
Planers and shapers are
a)
grinding  tools used to complete, modify or finish metal or wood surfaces
b)
milling tools used to complete, modify or finish metal or wood surfaces
c)
drilling tools used to complete, modify or finish metal or wood surfaces
d)
cutting tools used to complete, modify or finish metal or wood surfaces
78.
Shears are metal forming machine tools that
a)
cut sheets of metal as scissors cut sheets of paper
b)
stamp a metal into a desired shapethen squeeze the piece into the final shape with a die
c)
machinists use to bend sheets of metal
d)
are used to forge white -hot metalon an avil.
79.

Name the three main types of lathe cutting tools.

a)

scissors, needle, thread

b)

turning tools, facing tools, and parting tools

c)

hammer, screwdriver, wrench

d)

knife, fork, spoon

80.

What are the two main categories of lathe cutting tools based on their shape?

a)

Single point tools and multi-point tools

b)

Metal tools and plastic tools

c)

Sharp tools and dull tools

d)

Round tools and square tools

81.

What is the difference between high-speed steel and carbide cutting tools?

a)

Color of the tools

b)

Size of the tools

c)

Weight of the tools

d)

Material composition

82.

What are the common materials used for lathe cutting tools?

a)

rubber, silicone, and foam

b)

high-speed steel, carbide, and ceramic

c)

aluminum, copper, and brass

d)

wood, plastic, and glass

83.

Explain the concept of rake angle in lathe cutting tools.

a)

Rake angle is the angle between the tool and the chuck

b)

Rake angle is the angle between the tool and the lathe bed

c)

Rake angle is the angle between the tool holder and the workpiece

d)

Rake angle is the angle between the cutting edge of the tool and a perpendicular line to the workpiece.

84.

What is the function of the cutting edge in a lathe cutting tool?

a)

To measure the workpiece

b)

To add material to the workpiece

c)

To cool down the workpiece

d)

To remove material from the workpiece

85.

How does the clearance angle affect the performance of a lathe cutting tool?

a)

It causes the cutting tool to overheat

b)

It makes the cutting tool more durable

c)

It has no effect on the performance of the cutting tool

d)

It affects the ability of the cutting tool to remove chips and prevent rubbing.

86.

What are the advantages of using indexable lathe cutting tools?

a)

Easy replacement of worn or damaged inserts

b)

Increased risk of accidents

c)

Limited range of cutting angles

d)

Higher cost of replacement inserts

87.

What safety precautions should be followed when using lathe cutting tools?

a)

Wearing sandals and shorts while operating the lathe

b)

Using any cutting tools available, regardless of their condition

c)

Leaving the workpiece unsecured and loose

d)

Wearing appropriate personal protective equipment, securing the workpiece properly, and using the correct cutting tools and techniques.

88.

What is the role of a work holding device in a lathe machine?

a)

To hold the cutting tool in place

b)

To control the speed of the lathe

c)

To secure the workpiece during machining

d)

To lubricate the workpiece and cutting tool

89.

What are the common types of work holding devices used in a lathe machine?

a)

Chucks, collets, and faceplates

b)

Screws, bolts, and nuts

c)

Wrenches, hammers, and pliers

d)

Drills, mills, and taps

90.

Why is it important to choose the right work holding device for a specific machining operation?

a)

To ensure the safety of the operator

b)

To achieve the desired accuracy and finish of the workpiece

c)

To prevent damage to the machine and cutting tool

d)

All of the above

91.

What is the role of the tailstock in a lathe machine?

a)

To hold the cutting tool in place

b)

To control the speed of the lathe

c)

To support the end of the workpiece

d)

To lubricate the workpiece and cutting tool

92.

What is the function of the feed mechanism in a lathe machine?

a)

To control the speed of the lathe

b)

To move the cutting tool along the workpiece

c)

To secure the workpiece during machining

d)

To lubricate the workpiece and cutting tool

93.

What is the difference between a live center and a dead center in a lathe machine?

a)

The material they are made of

b)

Their size and weight

c)

A live center rotates with the workpiece, a dead center does not

d)

The type of workpiece they can support

94.

what type of tool is this

a)

right hand knife tool

b)

left hand knife tool

c)

parting tool

d)

profile tool

95.

name the tool

a)

thin tool

b)

right hand knife tool

c)

parting off tool

d)

chamfer tool

96.

name the tool

a)

profile tool

b)

left hand knife tool

c)

right hand knife tool

d)

chamfer tool

97.

what type of chuck is this

a)

round chuck

b)

3 jaw chuck

c)

stepped chuck

d)

face chuck

98.

name the tool

a)

pointy centre

b)

dead centre

c)

live centre

d)

flat centre

99.

what type of measuring tool is this

a)

0-25 micrometer

b)

25-50 micrometer

c)

curvy caliper

d)

Vernier caliper

100.

what type of measuring tool is this

a)

0-25 micrometer

b)

Vernier caliper

c)

Digital caliper

d)

25-50 micrometer

101.

what does this measure

a)

outside diameter

b)

length

c)

inside diameter

d)

height

102.

what can you measure with this

a)

outside only

b)

inside only

c)

length only

d)

depth only

e)

all the above

103.

what part of this micrometer reads the smallest division

a)

anvil

b)

fixed barrel

c)

differential sleeve

d)

ratchet stop

104.

who should wear eye protection within the vicinity of a lathe

a)

only the operator

b)

only the lecturer

c)

only the observer

d)

anyone within the proximity

105.

what hazards are associated with the lathe

a)

entanglement

b)

lacerations

c)

puncturing

d)

all of the above

106.

if you noticed a fellow student doing something dangerous on the lathe, your first reaction should be?

a)

hit the emergency stop if within your reach

b)

shout at them that they are doing something wrong

c)

tell the lecturer or supervisor

d)

let them carry on to see what happens

107.

when using a lathe you should

a)

use a guard when on automatic mode

b)

only use a guard if you think swarf will fly out and hit you

c)

always use the guard when the machine is working

d)

never use the guard

108.

how should you reinstate the workplace

a)

remove all tools

b)

remove all measuring equipment

c)

remove all swarf from around the machine

d)

ensure any spilt coolant is cleaned up

109.

why is it important to wear barrier cream?

a)

it smells nice

b)

it moisturises your skin

c)

it helps repel grease and oils

d)

it does none of the above

110.

when using a lathe you should

a)
b)
c)
d)
111.

who is responsible for your health and safety

a)

your supervisor

b)

your manager

c)

your co-worker

d)

your self

112.

when removing swarf from the lathe you should

a)

never remove swarf when the machine is running

b)

use your bare hands to remove swarf when the machine is stopped

c)

isolate the machine and use gloves

d)

leave it as the swarf is too dangerous to touch

113.

when cleaning the lathe you should

a)

leave the tools in for the next operator as they are set

b)

remove all sharp tool but leave what ever is in the tail stock

c)

refresh all the tips in the tools

d)

remove all tooling from the machine

114.

A machine used for processing the cylindrical component is . . .

a)

Milling Machine

b)

Lathe Machine

c)

CNC

d)

Grinding Machine

115.

The cylindrical component has . . . dimensions

a)

one

b)

two

c)

three

d)

four

116.

Parts of Lathe machine that function is to hold the whole machine at the static place is . . .

a)

leg

b)

headstock

c)

spindle

d)

tailstock

117.

Headstock consists of some gears that function is to . . . the speed of RPM

a)

increase

b)

lower

c)

maximize

d)

adjust

118.

Parts of lathe machine that function is basically used for clamping or holding the workpiece

a)

headstock

b)

chuck

c)

spindle

d)

tool post

119.

Tool post is a place for . . . the cutting tools.

a)

throwing

b)

holding

c)

looking at

d)

uploading

120.

a place for collecting the chip or rest materials after machining is shown by number . . .

a)

1

b)

3

c)

4

d)

6

121.

we can place chuck to the lathe machine in the number . . .

a)

1

b)

2

c)

3

d)

4

122.

which number is called as cross feed?

a)

3

b)

4

c)

5

d)

6

123.

main part of lathe machine that holds top feed, cross feed and longitudinal feed in one place is called . . .

a)

chip pan

b)

tail stock

c)

three jaws chuck

d)

carriage

124.
Identify the metal cutting object_______?
a)
End mill
b)
Facing tool 
c)
Knurling tool
d)
Parting tool
125.
Identify the metal cutting object________?
a)
Carbide insert
b)
High speed steel turning tool
c)
Tap holder
d)
Parting tool
126.
Identify the metal cutting tool________?
a)
Parting tool
b)
Knurling tool
c)
Facing tool
d)
Turning tool
127.
Identify the metal cutting tool________?
a)
Die grinder
b)
Pneumatic sander
c)
Angle grinder
d)
Buffing tool
128.
Identify the metal cutting tool________?
a)
Die grinder
b)
Pneumatic sander
c)
Sanding disc ( tiger's paw)
d)
Buffing tool
129.
Identify the metal cutting tool________?
a)
Die grinder
b)
Pneumatic sander
c)
Angle grinder
d)
Buffing tool
130.
Identify the metal cutting tool________?
a)
High Speed steel turning tool
b)
High Speed steel parting tool 
c)
Knurling tool
131.
Identify the metal cutting tool__________?
a)
4 flute end mill
b)
HSS fly cutter
c)
Knurling tool
d)
2 flute end mill
132.
Identify the part shown from a metal lathe_____?
a)
Tail stock
b)
Jacobs chuck
c)
Knurling tool
d)
Live center
133.
Identify the metal cutting tool_____?
a)
Coping saw
b)
Back saw
c)
Hack saw
d)
Band saw
134.
Identify the metal cutting tool_______?
a)
End mill
b)
Twist drill bit
c)
Center diamond
d)
Center drill
135.
Identify the metal cutting tool__________?
a)
Fly cutter
b)
Four flute end mill
c)
Two flute end mill
d)
Twist drill bit
136.
Identify the metal cutting tool________?
a)
Twist drill bit
b)
Turning tool
c)
Center drill
d)
Parting tool
137.
Identify the metal cutting tool______?
a)
Four flute end mill
b)
Two flute end mill
c)
Tap holder
d)
Fly cutter
138.
Identify the product in the image.
a)
Cold rolled steel
b)
Hot rolled steel
c)
Re-bar
d)
Metal punch
139.

When operating the lathe you should wear eye protection because

a)

It looks cool.

b)

the teacher insists.

c)

sharp, hot metal chips can fly off.

d)

it will protect you from bright blinding light.

140.

Close fitting clothes are best because

a)

they look neater

b)

loose fitting clothes may get caught in the rotating work

c)

the are in style.

d)

you cannot work comfortably in loose fitting clothes.

141.

The work should ________ be clamped securely in the chuck with all THREE jaws of the chuck before starting the lathe.

a)

sometimes

b)

always

c)

never

d)

only in special cases

142.

Jewelry should be removed because

a)

it is a school and no jewerly is allowed.

b)

It may get tangled in the rotating work.

c)

It cause a magnetic attraction.

d)

teachers don't like student in jewerly.

143.

Before turning on the lathe, you should ensure that the

a)

gears are engaged.

b)

machine is put in reverse.

c)

chuck key is in the chuck.

d)

controls are in neutral.

144.

It is best to remove cuttings or swarf when the machine is

a)

running so that they do not slow down the job.

b)

off so they do not cut you.

c)

spinning slowly as you can catch them easier.

d)

spinning fast so that the finish of the work looks good.

145.

The chuck key should _________ be left in the chuck.

a)

always

b)

for in case of emergency

c)

never

d)

for safety

146.

Those with long hair should

a)

not work on the centre lathe.

b)

tie up or cover it securely.

c)

keep it behind them when working on the lathe.

d)

not allow the coolant to touch it.

147.

Short sleeves are preferred when working on the lathe because they

a)

they make you feel cooler than long sleeves.

b)

they have no chance of being caught by the rotating machine.

c)

do not get dirty as easily as long sleeves.

d)

are more comfortable.

148.

When operating the centre lathe do no put your hand on the

a)

rotating chuck

b)

stationary chuck

c)

switch

d)

handwheels

149.

What is facing

a)

A turning operation performed on a lathe that feeds a single point cutting tool across the face of the work piece

b)

turning operation where the workpiece is separated

c)

operation where the workpiece is being ground

d)

operation where the workpiece is being cut in half

150.

what is parting

a)

squaring up a block

b)

lathe operation of making more than 1 part

c)

making two parts become one

d)

Lathe operations that uses a cutting tool to separate a finished part

151.

What is grooving

a)

cutting

b)

cutting a 1in long slot in the bottom

c)

Cutting a groove into a part with a single point tool

d)

cutting small threads in the center of the part

152.

What is threading

a)

cutting a edge on the part

b)

The process of cutting a long helical groove into the interior of the part

c)

process of enlarging a hole

d)

using a single point tool to cut the groove

153.

what is drilling

a)

The use of a multi point tool to machine a hole into the surface

b)

enlarging a hole

c)

process of cutting a long groove into the center of the part

d)

use of a single point tool

154.

What is boring

a)

cutting internal threads

b)

process of enlarging a hole with a multi point tool

c)

The process of enlarging a hole with a single point tool

d)

Cutting a narrow channel

155.

Reaming

a)

using a single point tool cut threads

b)

The start of a hole

c)

using a multi point tool to finish a hole

d)

process of enlarging a hole with a multi point tool

156.

tapping

a)

Cutting a narrow channel into the hole

b)

predrilling a hole

c)

process of cutting internal threads

d)

enlarging a existing hole

157.

internal grooving

a)

cutting internal threads

b)

cutting a narrow channel

c)

operation of cutting a part off

d)

cleaning the face of the part up

158.

What is the definition of Turning

a)

Drilling a hole

b)

Machining operation that rotates a cylinder workpiece with a single pointed tool

c)

machining operation that cuts slots

d)

operation that requires no safety glasses