A 3,000-kg truck runs into the rear of a 1,000-kg car that was stationary. The truck and car are locked together after the collision and move with speed 9 m/s. What was the original speed of the truck before the collision?© BrainMass Inc. brainmass.com December 24, 2021, 4:47 pm ad1c9bdddf
The truck collision with cars and the original speed of cars are determined. The conservation laws and energy are analyzed.