If a #3kg# object moving at #1 m/s# slows down to a halt after moving 2 m, what is the friction coefficient of the surface that the object was moving over?
1 Answer
Jun 21, 2018
Explanation:
initial kinetic energy
if the object will stop after 2 m this energy is lost with the friction work
since
friction coefficient
by the second dynamic principle
by the cinematic equation
and the datas are verificated