16. 622 MEASUREMENT GOALS? TONE SIZE DOES NOT FIT ALLI Jonker/Yenson(Prototype Rowing blades) 10% change in oar performance Diedrich/Smith(Vortex Breakdown 10% agreement with predictions of theory Pigeon/Whitaker(Near Vacuum Hall Thruster) Measureable thrust YES-NO Result buT result must be able to be demonstrably different than measurement uncertainties16.622 MEASUREMENT GOALS? [ONE SIZE DOES NOT FIT ALL] Jonker/Yenson (Prototype Rowing Blades) – 10% change in oar performance Diedrich/Smith (Vortex Breakdown) – 10% agreement with predictions of theory Pigeon/Whitaker (Near Vacuum Hall Thruster) – Measureable thrust – YES-NO Result, BUT result must be able to be demonstrably different than measurement uncertainties 11