Question

Derive an equation of motion s=it+1/2atsqaure using graph method.

Answer 1

it is the graph below

U can solve it like this.......

S= area of rectangle OACD + area of triangle ABC

S= (OA) ( OD) + 1/2 (AC) (CB)

= Ut + 1/2t ( v-u)

= Ut + 1/2t (at). ( a = v-u/t )

S = ut + 1/2 at^2