[问答题]
A small block of mass m (040o, dxxi xo*chmfyis given an oc-g jekk *p2lg1a,8linitial speed $ v_{0} $ up a ramp inclined at angle $\theta $ to the horizontal. It travels a distance d up the ramp and comes to rest. Determine a formula for the coefficient of kinetic friction between block and ramp.
