MAE 1351 Exam 2 Questions &
Answers (Grade A+)
Screw threads -
correct answer ✅Helix or conical spiral formed on the external
surface of a shaft or on the internal surface of a cylindrical hole.
Form -
correct answer ✅The shape of some common threads
External threads -
correct answer ✅located on the outside of the part
Axis -
correct answer ✅a longitudinal center line of thread
Root -
correct answer ✅the bottom of the cut on external threads
Crest -
correct answer ✅the top of external threads
Major diameter -
correct answer ✅the largest diameter of a screw thread
,Minor diameter -
correct answer ✅the smallest diameter of screw thread
Pitch diameter -
correct answer ✅an imaginary diameter measured from a point
halfway between the major and minor diameters through the axis
to a corresponding point on the opposite side
Pitch -
correct answer ✅The distance from a point on a screw thread to a
corresponding poing on the next thread as measured perpendicular
to the axis.
Depth of thread -
correct answer ✅the distance between the crest and the root of a
thread as measured perpendicular to the axis
Angle of thread -
correct answer ✅the included angle between the sides of the
thread
, MAE 1351 Exam 2 Questions &
Answers (Grade A+)
Body -
correct answer ✅that portion of a screw shaft that is left
unthreaded
chamfer -
correct answer ✅an angular relief at the last thread to help the
thread engage more easily with a mating part.
classes of threads -
correct answer ✅a designation of the amount of tolerance and
allowance specified for a thread
fit -
correct answer ✅identifies a range of thread tightness or
looseness
thread series -
correct answer ✅groups of common major diameter and pitch
characteristics determined by the number of threads per inch
Answers (Grade A+)
Screw threads -
correct answer ✅Helix or conical spiral formed on the external
surface of a shaft or on the internal surface of a cylindrical hole.
Form -
correct answer ✅The shape of some common threads
External threads -
correct answer ✅located on the outside of the part
Axis -
correct answer ✅a longitudinal center line of thread
Root -
correct answer ✅the bottom of the cut on external threads
Crest -
correct answer ✅the top of external threads
Major diameter -
correct answer ✅the largest diameter of a screw thread
,Minor diameter -
correct answer ✅the smallest diameter of screw thread
Pitch diameter -
correct answer ✅an imaginary diameter measured from a point
halfway between the major and minor diameters through the axis
to a corresponding point on the opposite side
Pitch -
correct answer ✅The distance from a point on a screw thread to a
corresponding poing on the next thread as measured perpendicular
to the axis.
Depth of thread -
correct answer ✅the distance between the crest and the root of a
thread as measured perpendicular to the axis
Angle of thread -
correct answer ✅the included angle between the sides of the
thread
, MAE 1351 Exam 2 Questions &
Answers (Grade A+)
Body -
correct answer ✅that portion of a screw shaft that is left
unthreaded
chamfer -
correct answer ✅an angular relief at the last thread to help the
thread engage more easily with a mating part.
classes of threads -
correct answer ✅a designation of the amount of tolerance and
allowance specified for a thread
fit -
correct answer ✅identifies a range of thread tightness or
looseness
thread series -
correct answer ✅groups of common major diameter and pitch
characteristics determined by the number of threads per inch
