In a car race, car A takes a time t less than car B at the finish and passes the finishing point wit
Channel: Doubtnut
Date: 2020-07-05

In a car race, car A takes a time t less than car B at the finish and passes the finishing point with speed v more than that of the car B. Assuming that both the cars start from rest and travel with constant acceleration `a_1 and a_2` respectively. Show that `v=sqrt (a_1 a_2) t.`