Question

a car increases its speed from 20kmph to 30 kmph in 10 seconds. Find its acceleration

Answer 1

Hi my friend here's your answer
given that
u = 20 km/h
v = 30 km/h
t = 10 sec
a = v - u / t
= 30 - 20 / 10
= 10 / 10
= 1 m / s ^2