Question

Drive 3 equation of motion by graphical method

Answer 1

OA=u
OC=v
Slope of AB=acceleration=BE/AE=AC/OD=(OC-OA)/OD=(v-u)/t
acceleration(a)=(v-u)/t
a=(v-u)/t
at=v-u
v-u=at
v=u+at.....................................(1st equation)