V = 84.304 m/s
d = ?
+= 24.6s

Atrain departs from its station at a constant acceleration of 5 m/s. what is the speed of the train at the end of 20s?

The two required components for a generator are

Which statement is true if the refractive index of medium a is greater than that of medium b? a. total internal reflection is possible when light travels from air to medium b to medium a. b. total internal reflection is possible when light travels from medium a to medium b. c. total internal reflection is possible when light travels from medium b to medium a. d. total internal reflection is possible when light travels from air to medium a. e. total internal reflection is possible when light travels from air to medium b.