Question

A child is sitting on a swing its minimum and maximum heights from the groud 0.75 m and 2 m respectively its maximum speed will be a)10m/s b)5m/s c)8m/s d)15m/s. Reply how you solve it...

Answer 1

;· A child is sitting on a swing its minimum and maximum height from the ground are 0. 75 m and 2 m respectively its maximum speed will be ... g(2-0.75)=0.5v^2