Cycle 6 Sophomores Quiz

How many threads per inch in this thread? 1/4-20 UNC 2A

Which # corresponds to the tightest class of fit?

• 1
• 2
• 3

Is this thread internal or external? 3/4-10 UNC 2B

• External
• Internal

Pitch diameter is the distance from the ________ to the corresponding pitchline located 180 degrees around

What shape is a buttress thread?

• Square
• Helix
• Trapezoid
• Circular

Define Interpolating

What was a workable first step into developing an automated cell that could work for the shop?

How many stations did the tool changer have, and how many pallets did it have?

What became much more important once they started performing lights out machining?

Which factor is NOT essential to consider for consistent machining operations on CNC machines?

• Variation in lot size
• Turnover in workers
• Consistent placement of workholding devices
• Whether it is before or after lunch break