Joined: Mar 2007
Posts: 3,908
Likes: 320
From: Greer, SC
Bikes: Holdsworth custom, Macario Pro, Ciocc San Cristobal, Viner Nemo, Cyfac Le Mythique, Giant TCR, Tommasso Mondial, Cyfac Etoile
kinetic energy = 1/2 mv^2. Ratio = 25^2/20^2 = 1.5625 more energy required to sustain speed.