David replied to Anthony who replied to me: > > > >> Wrong is such a harsh word. Simplified is more like it. > > > > Wrong is the correct word. VE2 has two major problems with aircraft > > performance: > > 1) It totally ignores induced drag, which is very important at low > speeds, > > since it varies as 1/v^2. > > 2) For propellers, thrust at any given power actually varies > substantially > > with speed (this is less true with jets). > > > > Equivalent errors with ground vehicles are: > > 1) realistic power requirements are on the order of W*V + A*V^3, not > W*V^2 > > 2) acceleration is not a constant; it drops with velocity. > > That's all simplification. It's a game, not a simulation.
The requirement is a single formula for all cases, no logs, and cube roots only with special dispensation :-) _______________________________________________ GurpsNet-L mailing list <[email protected]> http://mail.sjgames.com/mailman/listinfo/gurpsnet-l
