Question

A train accelerates uniformly from 36 km per hour to 72 km per hour in 20 seconds find its acceleration

Answer 1

Answer:

2

Explanation:

Answer 2

Answer:

GIVEN

u=36km/h=10m/s

v=72km/h=20m/s

t=20s

a=?

$a = \frac{v - u}{t}$

$a = \frac{20 - 10}{20}$

a=0.5m/s^2