09-09-2020, 10:26 AM
(This post was last modified: 09-09-2020, 10:49 AM by Roland Van Kerschaver.)
Put a matchbox on a horizontal iPad.
Start Motion stopwatch + Inclination.
Empty the garbage box.
Incline the iPad till the matchbox begins to slide.
Do not change the inclination.
Stop Motion stopwatch + Inclination
Note the static friction coefficient.
Reset
Repeat this 5 times.
Start Motion stopwatch + Inclination.
Empty the garbage box.
Incline the iPad till the matchbox begins to slide.
Do not change the inclination.
Stop Motion stopwatch + Inclination
Note the static friction coefficient.
Reset
Repeat this 5 times.