Question

Baseball drag data from the University of Texas are shown in Fig. P7.94, A baseball weighs approximately 5.12ounces and has a diameter of 2.91 in. Hall-of-Famer Nolan Ryan, in a

1974 game, threw the fastest pitch ever recorded:108. I mi/h. If it is 60 ft from Nolan's hand to the catcher's mitt, estimate the sea-level ball velocity which the catcher experiences for (a) a normal baseball, and (b) a perfectly smooth baseball.

Fig: 1

Fig: 2