Coefficients of Friction

MaterialsCoeff. of Static Friction
Greek letter mus
Coeff. of Kinetic Friction
Greek letter muk
Steel on Steel0.740.57
Aluminum on Steel0.610.47
Copper on Steel0.530.36
Rubber on Concrete1.00.8
Wood on Wood0.25-0.50.2
Glass on Glass0.940.4
Waxed wood on Wet snow0.140.1
Waxed wood on Dry snow-0.04
Metal on Metal (lubricated)0.06
Ice on Ice0.10.03
Teflon on Teflon0.040.04
Synovial joints in humans0.010.003

Source: Serway Physics for Scientists and Engineers 4th edition (p. 126.)

Search

Loading



Sponsors

USC University of Southern California Dornsife College Physics and Astronomy Department McMaster University Physics and Astronomy Department

Science Quote

'As long as men are free to ask what they must; free to say what they think; free to think what they will; freedom can never be lost and science can never regress. '

J. Robert Oppenheimer
(1904-1966)

Deal of the Day

Image of RC Flying Saucer. Click on this image for more info. RC Flying Saucer
Regular Price: $29.99
Today's Price: $14.00
Have hours of fun with this colorful remote controlled flying saucer! Buy it now! Deal ends at midnight!

Top Selling

Here are our physics & astronomy bestsellers:
Mini Plasma Ball
Slide Making Kit
The Ultimate Geek Pen
Top Secret - Spinning Top
Solar Radiometer
Thermodynamic Drinking Bird
Wood Grain Newtons Cradle
Deluxe 3D Mirascope
Periscope
3D Magnetic Field Tube