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TURNING THREADS - Quiz
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Machinist
TURNING THREADS
1) Which diameter is used for specifying a thread?
Root diameter
Pitch diameter
Major diameter
Minor diameter
2) Which is the measuring instrument used for measuring screw thread?
Screw thread micrometer
Vernier caliper
Vernier height gauge
Vernier bevel protractor
3) What is the term used to indicate the angle of inclination of thread to the imaginary perpendicular line?
Helix angle
Thread angle
Pressure angle
Clearance angle
4) What is known as the hand of a thread?
Lead
Thread angle
Number of start
Direction of advance
5) What does it mean a thread is turning clockwise to advance?
It is a fine thread
It is a coarse thread
It is a left hand thread
It is a right hand thread
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