[21QUEST]

Originally Posted by the_lone_wolf

did it say initial force? i didn't see that, but still, force is not proportional to speed, which is what the question implied, an initial force would have caused the ball to accelerate at a particular rate, after a particular time it would reach it's initial speed, if you are saying the force is applied after the start time, the time when the ball crosses the beginning of the distance course, then the speed isn't constant (assuming they mean a frictionless environment, or a constant rate of deceleration) and you cannot calculate the time without knowing more details about the force applied and it's duration etc - if it is applied before the start time then it doesn't factor into the solution as you are only concerned about the ball's speed after the start time, but it still doesn't give you the ball's initial speed being double that of the first instance because you don't know if the force is applied for the same distance as in the first case, or the same time, which would alter the initial speed of the ball...

Baph, see what you've done now....got TLW 'going' now

By the way TLW, read it all and actually enjoyed reading it.....



Ben