Recent content by nickpark83

can anyone confirm this equation?? Prop. Thrust there are many websites that calculate propeller Thrust, and they never show any formulas for it... and i somehow manage to find the formula from NASA website, but when i compare the result with each other, i get totally different numbers...

HI everyone who reads this,, i need to know a simple thing, but i coudln't figure it bymyself.. what i need to know is coefficient of rolling friction say,, a tire,(not vehicle,, just a small tire) on a concrete road what would that be ? does anyone who knows?? it doesn't have to be...