PHY 130 : Physics I

To learn more about Physics I visit MIT 8.01 (Includes Video Clips and Lots of PDFs).

Cross Product : U X V = (Ux Uy Uz) X (Vx Vy Vz) = ijkUxUyUzVxVyVz = iUyUzVyVz-jUxUzVxVz+kUxUyVxVy = i(UyVz-VyUz)-j(UxVz-VxUz)+k(UxVy-VxUy)

Polar Coordinates: r̂ = îcosθ + ĵsinθ , θ̂ = -îsinθ + ĵcosθ

α = a / R