所受阻力与速度成正比
f = k*V(t)
f = -m*a
a = -k*V(t)/m
V(t)= v - 0.5*a*t^2
V(t)= v + 0.5* k * V(t)* t^2/m
(1 - 0.5* k * t^2/m )* V(t)=v
V(t)=v/(1 - 0.5* k * t^2/m )
所受阻力与速度成正比
f = k*V(t)
f = -m*a
a = -k*V(t)/m
V(t)= v - 0.5*a*t^2
V(t)= v + 0.5* k * V(t)* t^2/m
(1 - 0.5* k * t^2/m )* V(t)=v
V(t)=v/(1 - 0.5* k * t^2/m )