From the graph it is found to be a smooth road profile also has the effect of acceleration which is a result of oscillations of the tires that have very little my cloth.
From the graph, it was found that to be a Smooth Road, there are also the effects of Acceleration profile, be the result of shaking of the tyre itself, which is very little.
The graph will be found to be Smooth Road profile is also a result of Acceleration which invariably result from the vibration of the car tire is very low.