Question

A COVID-19 patient got escaped from a quarantine centre. He started running with a speed of 10km/hr. And as breathing problem is a major symptoms of COVID-19, the patient is also facing that problem due to which his speed is decreasing at a constant rate of 1km/ hr2 . If the doctor team came to know about the escape news after 4 hour of his escape. And immediately chase that person with ambulance. The ambulance started with an initial speed of 40km/ hr. What should be the acceleration of the ambulance so that the doctor team will catch the patient just before he died? Assume that the patient will die when he will lose all his energy to move.

Answer 1

The solution is in the attachment.