The eagles are playing the patriots in super bowl 52. The score is Eagles 31 Patriots 27 with two minutes left. Nick Foles throws a deep ball to Alshon Jeffery the velocity of the football increases from 10m/s to 40m/s in over a 5 second period.

Arope has one end tied to a vertical support. you hold the other end so that the rope is horizontal. if you move the end of the rope back and forth with a frequency of 4 hz, the transverse wave you produce has a wavelength of 0.5 m. what is the speed of the wave in the rope?