Unit 3 and 4 test

An inch based micrometer with a vernier scale has graduations that can be read within

0.0001

A metric vernier caliper has graduations that can be read within

0.02 mm

three hundred twenty thousandths is

0.0320

Depth mircometer interchangeable rods are produced in ____ or 25-mm increments

1 in

The vernier bevel protractor has a graduations that can be read within ______ min

5

part surfacesa re compared to the ____ degree crner of the quare

90

_____ are the division or spaces on a ruler

Graduations

______ gagesa re used to check outside corner and insider corner radii

Radius

_______ on an optical comparator allows visual inspection of areas where light can not pass through a part

Surface illumination

a telescoping gage is shaped like an ____ and has two arms that expand when the locking screw is loosened

T

_____ tools are used when the measurement must be transferred to and measured with a rule

Transfer

The opposite sides of an _____ can be positoned to measure widths of slots then measured with a micrometer

adjustable parallel

____ gaes can compare part angles to standard angles similar to the way radius and fillet gages are used

angle

An ______ dial face has equal graduation on each side of the )

balanced

Snap gages are ____-shaped gages that can be used to check external dimensions.

c

______ used in semi precision measurement have two legs that make contact with part surfaces to obtain measurements

calipers

the _____ set consists of a blade square head center head and protractor head

combination

precision fixed gages are used to amek measurements to 0.0005 accuracy

comparative__

an ______ identifies locations in an X Y Z coordinate system by touching an electronic probe to part surfaces

coordinate measuring machine

A _____ is a tool that shows small movements by displaying them with a needle on a graduated dial face

dial indicator

A_____ is a hybrid between a square and a protractor

die makers square

on ____ indicators the movement are displayed on electronic readout

digital

During machining, ____, or specified print sizes, must be measured to be sure they are within required specifications.

dimensions

Two pin gages can be used to create what is called a _____ end go/no go plug gages

double

_____ gages are strips of metal available in different thicknesses that can be used to check small clearances and space

feeler

____ gages are tools without adujstment that are used for comparative measurement of parts to a particular size

fixed

____ block are extremely accurately sized blockes with very smooth surfaces that can be used for part inspections or to check the accuracy of other precision measuring tools

gage

A vernier ____ gage is like a caliper mounted on a solid base for used on a surface plate

heigh

THe ____ is a precision measuring tool that uses a very accurate screw thread to perfom measurement

micrometer

straight edge is a bar with ____ edges that is extremely flat and are available in steel or granite

one

An _____ projects a magnified image of a part on a screen for measurement

optical comparator

An ________ on an optical comparator allows comparative measurement of radii and angles

overlay chart

_____ gages are cylindrical rods with very accurate diameters that can be used to check hole dimensions

pin

An actual measurement of Ra surface roughness can be obtained with a

profilometer

a plain ____ is used to measure angles and has two set of one degree graduations to allow the measurement from either side of the tool

protractor

____ gages are used to inspect external diameters similar to the way pin or plug gages are used to check internal diameters

ring

The ______ is by far the most common semi precision measuring tool utilized in the machining field

rule

_____ gage determines the distance between threads

screw pitch

______ tools have two equal sized cylinders called rolls mounted near each end

sine

____ gages feature a split ball end that expands when an adjusting screw is tightened

small hole

becasue of their construction ______ squares can be accurate within 0.0001

solid

______ can be used to check for perpendicularity

square

A ____ plate is used as an accurate flat surface with other precision tools to aid with some measurements tasks

surface

A______ or allowable variation give a size range that is acceptable

tolerance

An _____ can be used to measure small parts by viewing them through a magnified eyepiece

toolmakers microscope

Adjustable squares are made in ____ piece(s) and can easily be adjusted and disassembled.

two

A ____ measuring tool contains a main scale and a secondaary sliding scale called ____

vernier