Nuances of the Friction Force

[@flopperonii]

You have no idea how much your videos have helped. I hope you add more videos to your physics playlist.

[@Mohanad_Qaid]

your solving problems are so organised and very smooth, You solve problems with great passion.

[@BaccaratDegen]

Can you please use something other than a marker, the sound is scratching my head like nails on a blackboard? Thank you for the videos