MAE 250L - Exam 1 - Mercer University
questions with 100% correct answers
What is the metric system of measurement? - correct answer ✔✔SI
How much is 1/64? - correct answer ✔✔Shop .015625
Who is credited with inventing a basic model of what became the micrometer? - correct answer ✔✔5.2
Jean Palmer
Pick 3 types of micrometers - correct answer ✔✔Inside, Outside, Thread, (Depth?)
One complete revolution of a dial caliper needle is how much? - correct answer ✔✔.1
Screw pitch gages are used to determine... - correct answer ✔✔5.6.7. Pitch or number of threads per
inch on a screw
What is the telescoping gage used for? - correct answer ✔✔5.7.2. With a micrometer to determine
internal dimensions
A________ is a sharp, hardened steel, pointed object that is used for scratching lines into parts - correct
answer ✔✔Scriber
A ______ provides a reference plane for a layout + inspection - correct answer ✔✔(shop)
Remove all ____ and____ before starting layout work - correct answer ✔✔burs and sharp edges
How is torque measured? - correct answer ✔✔units of newton metres
, When was the American National Thread System adopted? - correct answer ✔✔7.10 - 1911
Which metric thread is close to 3/8 - 16UNC ? - correct answer ✔✔M10x1.5
Internal threads are made with a ____ - correct answer ✔✔tap
Types of taps - correct answer ✔✔7.10.4. Taper, plug, bottoming
Drill used to make hole prior to tapping - correct answer ✔✔7.10.5. Tap drill
NPT stands for - correct answer ✔✔7.10.4. national pipe thread
What is the first step in most machining jobs? - correct answer ✔✔11.1. Cut stock to required length
To have the proper cut, how many teeth on the bandsaw much be touching the work? - correct answer
✔✔11.2.1. Three
The band saw dissipates heat because of its long continuous blade - correct answer ✔✔True
What kind of blade is best for general cutting on the bandsaw? - correct answer ✔✔11.3.1. Raker teeth
A chop saw uses an abrasive blade to cut material (t/f) - correct answer ✔✔11.5. True
The term "layout" is used to describe the locating lines, circles, and arcs for drilling holes and making
cuts (t/f) - correct answer ✔✔6.0. True
This type of wrench is used when fasteners must be tightened to within certain limits. - correct answer
✔✔Fig 7-17 Torque limiting wrenches
questions with 100% correct answers
What is the metric system of measurement? - correct answer ✔✔SI
How much is 1/64? - correct answer ✔✔Shop .015625
Who is credited with inventing a basic model of what became the micrometer? - correct answer ✔✔5.2
Jean Palmer
Pick 3 types of micrometers - correct answer ✔✔Inside, Outside, Thread, (Depth?)
One complete revolution of a dial caliper needle is how much? - correct answer ✔✔.1
Screw pitch gages are used to determine... - correct answer ✔✔5.6.7. Pitch or number of threads per
inch on a screw
What is the telescoping gage used for? - correct answer ✔✔5.7.2. With a micrometer to determine
internal dimensions
A________ is a sharp, hardened steel, pointed object that is used for scratching lines into parts - correct
answer ✔✔Scriber
A ______ provides a reference plane for a layout + inspection - correct answer ✔✔(shop)
Remove all ____ and____ before starting layout work - correct answer ✔✔burs and sharp edges
How is torque measured? - correct answer ✔✔units of newton metres
, When was the American National Thread System adopted? - correct answer ✔✔7.10 - 1911
Which metric thread is close to 3/8 - 16UNC ? - correct answer ✔✔M10x1.5
Internal threads are made with a ____ - correct answer ✔✔tap
Types of taps - correct answer ✔✔7.10.4. Taper, plug, bottoming
Drill used to make hole prior to tapping - correct answer ✔✔7.10.5. Tap drill
NPT stands for - correct answer ✔✔7.10.4. national pipe thread
What is the first step in most machining jobs? - correct answer ✔✔11.1. Cut stock to required length
To have the proper cut, how many teeth on the bandsaw much be touching the work? - correct answer
✔✔11.2.1. Three
The band saw dissipates heat because of its long continuous blade - correct answer ✔✔True
What kind of blade is best for general cutting on the bandsaw? - correct answer ✔✔11.3.1. Raker teeth
A chop saw uses an abrasive blade to cut material (t/f) - correct answer ✔✔11.5. True
The term "layout" is used to describe the locating lines, circles, and arcs for drilling holes and making
cuts (t/f) - correct answer ✔✔6.0. True
This type of wrench is used when fasteners must be tightened to within certain limits. - correct answer
✔✔Fig 7-17 Torque limiting wrenches
