find outer diameter of your | Microcontroller › Arduino › Measuring speed using inductive proximity sensor. › find outer diameter of your March 27, 2017 at 10:12 am #14531 Ashutosh BhattParticipant find outer diameter of your bike wheel – say 120 cm find how many spokes in wheel – say 6 spokes now when 6 spokes passes ur bike has traveled 120 cm from this you can easily measure speed of bike
