- Surface Metrology Guide
- Surface Metrology Q&A
- Surface Metrology Quiz #2
Second Surface Metrology Quiz
How much do you know about surface metrology? This quiz contains five questions on profile parameters and five questions on areal parameters. Help is at hand if you get stuck as all the answers are to be found in the pages of our Surface Metrology Guide
Question 1: Which parameter is best suited for controlling the sealing efficiency of a gasket?
Question 2: Which parameter is the most sensitive to outliers?
Question 3: Which of the following parameters can be used to control lubrication efficiency?
Question 4: Which of the following filtration conditions are best suited for the calibration of the vertical amplification coefficient on a profilometer?
A Roughness, λc = 0.8 mm
B Roughness, λc = 0.25 mm
C Roughness, λc = 2.5 mm
D Waviness, λc = 0.8 mm
Question 5: Which of the following statements are true?
A It is always mandatory to apply a λs filter
B The λs filter is sometimes forbidden
C The λs filter is not necessary for waviness parameters
D The λs filter can sometimes destroy useful information
Question 6: Which of the following parameters are calculated from an autocorrelation?
Question 7: Which of the following methods are related to fractal analysis?
A Morphological envelopes
B Length-scale analysis
C Area-scale analysis
D Box method
Question 8: Which of the following parameters are not defined in ISO 25178?
Question 9: Which of the following parameters are Feature parameters?
Question 10: Which famous metrologist once spoke about "parameter rash"?
A Professor Tom Thomas
B Professor David Whitehouse
C Professor Ken Stout
D Professor F.A. Firestone
Resources & answers
You will find help on the questions in this quiz, as well as a wealth of other information on surface metrology, within the pages of the Digital Surf Surface Metrology Guide
See the answers on Solutions of the Surface Metrology Quiz #2
This text was first published in the Surface Newsletter, Fall 2019.