asimnaseer@[EMAIL PROTECTED]
wrote:
> Here is description of my problem. An object is moving in a straight
> line. The object can thrust to speed up and thrust in reverse to
> slowdown.
>
> The object is travelling between two known points, A & B, distance d
> apart.
>
> +----------------------+
> A d B
>
> The basic movement is as follows
>
> Ft = thrust
> A = acceleration
> Vi = Initial velocity
> Vf = final velocity
> Cf = friction constant
> Ff = friction force
> F = force on object
>
> so...
>
> Ff = - Vi * Cf
> F = Ft + Ff = Ft - Vi * Cf
> A = F / Mass
> Vf = Vi + A * timeStep
>
> My question is :
> If I know my initial velocity, distance left to go and final velocity,
> how do I calculate the thrust ?
>
> Thanks in advance,
>
> Sam
Sounds like a calculus homework problem.
John Nagle
|
