Question

A train is moving at a speed of 50m/s and reduces its speed to 10m/s by covering a distance of 240m then find the retardation of the train ​

Answer 1

Your answer is -5m/s

Step by step

v^2=u^2+2as

10^2=20^2+a.240

100-2500=480a

a=-2400/480

a=-5m/s

Answer 2

Explanation:

I think it helps you.....