Gauges And Comparators 150401o Moodle Flashcards
What measuring instrument that determines the accuracy and acceptability of a finished work piece is called
An attribute gauge
An example of a reference standard is
Gauge blocks
Comparison measurement is a means of
Measuring the physical size or shape of a part and comparing it to a standard
Dial indicators are a category of indicators known as
Analog gauges
What mechanism in a dial indicator keeps the spindle in contact with the workpiece
Rack Spring
A dial on a dial indicator can either be continuous or
Balanced
Most common Point found on a dial indicator is a
Half sphere contact point
One advantage an electronic comparator has over a mechanical comparator is that the
Degree of magnification can be changed in an electronic comparator
The two types of air gauges are
Column and pressure
What type of comparator uses a shadow cast by a reed to amplify very small differences in size?
Mechanical Optical
Three types of precision squares are
Blade, cylinder and block
What grade of Blade type Precision square is typically used for inspection work?
Grade A square
Which grade of Gage blocks are commonly used in a job shop for set up an inspection?
Grade 3 or AS1
The included angle of a HSS lathe tool for cutting an Acme thread can be best measured by using a
Protractor screen on a shadowgraph
