Answer to Question #74181 in Classical Mechanics for josh

Question

A vehicle of mass 4000kg accelerates up a road that has a slope of 1 in 10, increasing its speed from 2 to 10 m/s while travelling up the road a distance of 200m, against a frictional resistance of 5kN.
(i) The tractive force between the driving wheel and road surface.(ii) The work done during the period of the acceleration(iii) The average power developed
Your task is:1.
Find above (a), (b) and (c) by using D’Alembert principles2.
Find above (a) (b) and (c) by using principle of ‘Conservation of Energy’