Recent content by Demson

coolio thanks

the yellow is an actual projectile motion from a soccer ball thrown in the air and the blue is a theoretical projectile motion with the same initial velocity and angle of projection calculated from the actual. How is air resistance affecting the actual projectile (yellow) according to the...

thanks that is exactly what i need thanks

i dismantled a Remote controlled car for its parts and i saw on the electric motor some small capacitors. thats a diagram i know what a capacitor is but in this instance what is its actual purpose? help me please Cheers Demson

hi small question in the drag coefficient formula for boats and ships, is the reference area, the surface area of the submerged part of the ship/boat? demson