Part I: The Diagonal, Gravity, and Stopping Models
A useful rule of thumb I figured out a while back is that 1.5 feet/second--close to sqrt(2) fps--is pretty close to 1 mile/hour. Comes in handy.
A useful rule of thumb I figured out a while back is that 1.5 feet/second--close to sqrt(2) fps--is pretty close to 1 mile/hour. Comes in handy.