Question

car increases its speed from 20 km per hour to 50 km per hour in 30 second find its acceleratiin​

Answer 1

Answer:

1 m/s²

Explanation:

v = u + at

50m/s = 20m/s + 30a

30a = (50-20) m/s

30a = 30 m/s

a = $\frac{30m/s}{30m/s}$

a = 1 m/s²