an object moves horizontally with a velocity v=20m/s with constant acceleration a=2m/ss.how faar does it move before its velocity is doubled?
V = Vi + a t
40 = 20 + 2 t
t = 10
x = 20 t + (1/2) a t^2
x = 200 + 100
x = 200
40 = 20 + 2 t
t = 10
x = 20 t + (1/2) a t^2
x = 200 + 100
x = 200