Two cars start from towns that are 40 km apart on the same straight road
PHYSICS · Subjective · A Level · Physics · Mechanics and materials · Mechanics and materials
Problem
Two cars start from towns that are 40 km apart on the same straight road. Car X leaves Town W at 0 s, heading east at 16 m/s. Car Y leaves Town E 5.0 min later, heading west at a constant speed. The cars pass each other exactly 20 min after car X began its trip. Determine the speed of car Y.