A vehicle of mass m is moving on a rough horizontal road with momentum p. If the coefficient of friction between the tyres and the road be u, then the stopping distance is given by..??
1 Answer
Apr 11, 2018
Initial velocity
Final velocity
Force of friction
(where
Acceleration due to friction
(
Using the kinematic expression
#v^2-u^2=2as#
and inserting various values we get stopping distance
#(0)^2-p^2/m^2=2(-mug)s#
#=>s=p^2/(2m^2mug)#