Question

car increases its speed from 20 km per hour to 50 km per hour in 10 seconds. what is its acceleration​

Answer 1

Answer:

3km/s

I hope it will help u

Answer 2

We know that,

Acceleration=Velocity/Time

Change in velocity=50km-20km=30km=30000m

Acceleration= 30000m/10sec

=3000m/s^2=3km/s^2

Hope this helps.......