A car increase its speed from 20 km\h to 50km\h in 10sec. What is its acceleration?

or:A car increase its speed from 20 km\\h to 50km\\h in 10sec. What is its acceleration?or:The change in speed is 50-20=30km/h. The acceleration is

or:A car increase its speed from 20 km\\h to 50km\\h in 10sec. What is its acceleration?

or:The change in speed is 50-20=30km/h. The acceleration is 30km/h/10s=3km/h/s.

Tags:speed,