(Solved): 10 A 10-ton truck traveling east at 60 mi/h col- lides head-on with a 1-ton auto heading west at 4 ...

10 A 10-ton truck traveling east at 60 mi/h col- lides head-on with a 1-ton auto heading west at 45 mi/h. Assuming the coefficient of restitution to be 70 percent, find the velocities of the truck and the car after the collision. Ans. Truck: 43.8 mi/h, east; car: 117 mi/h, east.