6.2: Traffic Signals

Traffic Lights Rules & Meanings: Red, Green and Yellow Lights

You are sitting in your car at rest at a traffic light with a bicyclist at rest next to you in the adjoining bicycle lane. As soon as the traffic light turns green, your car speeds up from rest to 50.0 mi / h with constant acceleration 9.00 mi / h / s and thereafter moves with a constant speed of 50.0 mi / h. At the same time, the cyclist speeds up from rest to 20.0 mi / h with constant acceleration 13.0 mi / h / s and thereafter moves with a constant speed of 20.0 mi / h. (a) For what time inte