Final Test Study

Question 1

HSS stands for?

Answer 1

High
Speed
Steel

Question 2

HC stands for?

Answer 2

High carbon steel

Question 3

Number of different drill measurements

Answer 3

4

Question 4

Describe plug welding

Answer 4

It is melting a piece of metal welded on a broken stud to remove it

Question 5

Cutting fluid is used for?

Answer 5

Improve hole finish
Cools drill
Cools workpiece
Help clears chips
Permit higher speed

Question 6

Why is drill speed so important l?

Answer 6

Prevent breakage
Prevent premature wear
Prevent damage to workpiece

Question 7

Describe filing flats

Answer 7

When you file a broken stud to for centre punch

Question 8

What part of the tap does most of the work?

Answer 8

Tamper or Chamfer

Question 9

Taps are used for?

Answer 9

Cutting internal thread

Question 10

ISO stands for?

Answer 10

International
Standards
Organization

Question 11

Parts of a twist drill?

Answer 11

Body
Shank
Point

Question 12

NPT can identify?

Answer 12

A pipe thread

Question 13

NPT stands for?

Answer 13

National Pipe Thread

Question 14

Metric taps are identified by?

Answer 14

The letter M

Question 15

SAE stands for?

Answer 15

Society of Automotive Engineers

Question 16

Three techniques for thread repair

Answer 16

Drill and tap
Plug
Insert

Question 17

Different ways drills are measuered in

Answer 17

Numbered
Lettered
Metric
Fractional

Question 18

The ISO flare is measured in what unit?

Answer 18

Always metric

Question 19

Three types of taps, in order of use

Answer 19

Taper
Plug
Bottoming

Question 20

ILSAC stands for?

Answer 20

International
Lubricant 
Standardization
Approval 
Committee

Question 21

Name the methods of identifying drill size

Answer 21

Read the identifying marks
Use Drill gauge
Measure the drill margins (diameter)

Question 22

Formula for finding Tap Size

Answer 22

Tap Drill Size equals Bolt Size minus Pitch

Question 23

Describe the process of Upsetting

Answer 23

Apply heat, to elongate the bolt.
Wait for the bolt to cool
The bolt will be longer, and smaller in diameter

Question 24

A stud is broken off below the surface of a work-piece, what method can you use for removal?

Answer 24

Plug welding method

Question 25

Name the flares associated with ISO and SAE

Answer 25

ISO bubble flare; SAE double flare

Question 26

What is scale when referring to measurement?

Answer 26

How small the tool can measure | smallest measurement on the tool

Question 27

Feeler Blades can measure?

Answer 27

Clearances between components

Question 28

Stepped Feeler Blades measure?

Answer 28

Specific clearances

Question 29

A dial indicator measures through which component?

Answer 29

The plunger

Question 30

A Dial indicator has three different uses, name them

Answer 30

Can measure Runout Endplay Lash

Question 31

What is Lash?

Answer 31

Clearance between moving parts

Question 32

The Revolutions Counter is in what place of the decimal?

Answer 32

The tenths | 0.1

Question 33

Imperial and Metric Calipers has three uses, name them

Answer 33

Outside dimensions Inside dimensions Depths

Question 34

Most common Calipers?

Answer 34

Digital and Dial Calipers

Question 35

Everytime the screw turns on and Imperial Micrometer is?

Answer 35

Based on the thread pitch | example is: 0.025

Question 36

The process to convert a fraction into a decimal?

Answer 36

Division. | Divide top number by bottom number

Question 37

What number do you start with when converting a decimal into a fraction?

Answer 37

Start with 64

Question 38

Name four different application for an outside micrometer

Answer 38

Ware Clearance Engine Parts Brake rotors

Question 39

A general rule for a technician, when selecting a tool to measure?

Answer 39

Generally: If you have the capability, use the most precise tool

Question 40

Every time the screw turns one rotation on a metric micrometer, how much does the spindle move?

Answer 40

0.50 mm

Question 41

What do we have to find in order to measure a round pieces precisely?

Answer 41

We want to find the diameter, which will be the largest part

Question 42

What is Parallax Error?

Answer 42

When the viewers eye is not directly above the measuring tool. Giving a false reading

Question 43

The first steps when about to measure with any tool?

Answer 43

Check for wear, then check for zero setting

Question 44

Why must me always leave a little space when storing the tool?

Answer 44

The metal will heat up, expanding and cause premature wear on the tool

Question 45

What are transfer gauges, and name the two most common in the industry?

Answer 45

A tool with no graduation marks, meaning you would need another tool to take the actual measurement. Examples are Small-Hole Gauges and Telescoping gauges

Question 46

Plastigage is used for?

Answer 46

Measuring clearances, as it flattens out

Question 47

Torque equals?

Answer 47

Lever length times force

Question 48

What is an option to increase the limits of a torque wrench?

Answer 48

A torque multiplier

Question 49

A lack of proper torquing can cause?

Answer 49

Premature wear or failure

Question 50

What happens if you over tighten a Micrometer?

Answer 50

It will distort the frame, and may damage the item