Colin Wilson's latest activity

Perhaps it could be analyzed as each blade propels a mass of water at a certain velocity downwards and backwards at an average 45 deg...

Well thanks for your replies but I was hoping somebody could provide some math as to the energy requirements? I kept the wheels from the...

I did test a model years ago it did rise out of the water on a teather but then the motor died and that was that.

Thanks for your input but I don't think the magnus effect applies. This is the interface between a gas and a liquid and the blades are...

4 wheel drive amphibious boat (swamp buggy?) My problem is trying to calculate the amount of energy, or a good estimate, that would be...