A car that is traveling along a highway at a constant speed of 16 m/s. Suddenly you see a truck traveling at constant speed (3 m/s) that is on a track to cross your lane from an alley on the right and is moving into your lane. the car’s max acceleration is 6.0m/s2, and your reaction time is 0.75s between first seeing the truck and applying the brake or the accelerator. The distance from the side street, where you first notice the truck, to the right edge of your lane is 2.0 m and the lane also has a fixed width of 4.0m.The truck is 3.0 m wide.

Question

anonymous · Answer

a.How long will it take the truck from the moment you notice it, to block enough of your lane so you can’t slip past while also staying in your own lane (in seconds)?
b) How far will your car travel (in meters) while your brain is figuring out what to do?