The cheetah can run 28,25 km
Well, im pretty sure that when we do touch eachother, the atoms themselves are touching. idk if this is what ur looking for but hope this helps.
A cart is pulled by horizontal force such that it moves with constant velocity
So here since velocity is constant we can say that its acceleration will be ZERO
now here for zero acceleration we can say

So here we will have

here we know that

so we will have


so here applied force on handle will be
<em>b. 10 N</em>