Question

going towards north with the velocity 20 metre per second after sometime it started to go

towards south with velocity 20 metre per second. Determined change in the velocity of the car​

Answer 1

Answer:

Initial velocity toward north =20m/s

Final velocity toward south=-20m/s

Change= Final velocity -Initial velocity

=-20m/s - 20m/s

=-40 m/s

Change in the velocity of the car is 40 m/s toward south