Question

A dog running with a constant speed v is chasing a cat that is running with a constant velocity . At the initial moment is perpendicular to and the points are separated by distance l. How soon , would the dog catch the cat?

Answer 1

Answer:The cat is running with constant velocity u = 10ms and the dog is running with constant speed v=30ms At an instant direction of motion of the dog makes an angle 30° with that of the cat and the distance between them is r=50m.