QM - Quiz 2

What does CMM stand for?

• Calibrated Measuring Machine

• Classical Measuring Machine

• Coordinate Measuring Machine

What type of surface is missing from the image?

• Measured surface

• Associated surface

• Generated surface

• Real Surface

What type of CMM is represented in the image?

• Cantilever CMM

• Fixed Bridge CMM

• Horizontal arm CMM

• Moving Bridge CMM

If a CMM has a measurement accuracy of 1.5 + L/400 µm, what is the accuracy when measuring a range of 800 mm?

• 3.5 µm

• 1.5 µm

• 2.5 µm

• 21.5 µm

If we have to measure a car body, what CMM would be most appropriate?

• Column CMM

• Cantilever CMM

• Gantry CMM

• Fixed Bridge CMM

For measuring small parts quickly and precisely we would use a:

• Gantry CMM

• Horizontal arm CMM

• Articulated CMM

• Column CMM

The continuous movement along a surface of a stylus is called:

• Measuring

• Scanning

• Point measurement

• Tracking

Abbe’s principle states that “maximum accuracy is obtained when the scale and the measurement axes are _____

• common

• separate

• paralel

• perpendicular

The measurement error is dependent on the measured length

• True

• False

The intersection between two planes is:

• A line

• A plane

• A point

• A circle