09-22-2021, 12:04 PM
(09-22-2021, 08:54 AM)solid Wrote: By the way the acoustic stopwatch is faster...
Thanks solid. Yes it is. Just realised that most students have cameras that can make slow motion films. Just filming anything in slow motion with a timer in the background solves the problem, see e.g. https://onlineklocka.se/stoppur/ .