P1 BLADE, BODY, BOAT The Physics of Paddling I March 11 /July 14 1
Blade [the paddle in water]
Paddlers transmit body power through the paddle blade to move their boat. As positive pressure is generated on the powerface, partial vacuum is created on the backface, the differential forces, called thrust, drawing paddle, paddler and hull through the water
Trial and error by marathon, sprint and whitewater racers indicates 8.5” +/- .25” is the optimal paddle blade width. Wider requires more...