Exercise 4. Show that if a has unit speed, i.e., |a'(t) || = 1, then its velocity and acceleration are orthogonal, i.e.,
Posted: Tue Sep 07, 2021 7:23 am
Exercise 4. Show that if a has unit speed, i.e., |a'(t) || = 1, then its velocity and acceleration are orthogonal, i.e., (a'(),")) = 0.