Question

9. After 25 minutes, an object accelerated from O km/hr to 50 km/hr south. What was the acceleration of the object? 2 km/hr south 2 km/hr/hr south 2 km/hr/s south 2 km/hr/min south

Answer 1

Acceleration is the rate of change of velocity.

Acceleration = change in velocity/change in time

Acceleration = (50 - 0)/(25 - 0)

Acceleration = 2 km/min South