A truck covers 40.0 m in 3.50 seconds with a uniform acceleration of +1.5 m/s². The driver then applies the brakes, causing a uniform acceleration of -2.0 m/s². If the brakes are applied for 3.0 seconds a. How fast is the car going at the end of the braking period? 

 b. How far has the car gone during the braking period? 

Answer rating: 100% (QA)

a The final velocity of the car after the braking period is given by the following equation Vf Vi ... View the full answer