A "Lob" Pass Versus a’"Bullet" A quarterback can throw a receiver a high,...

A "Lob" Pass Versus a’"Bullet" A quarterback can throw a receiver a high, lazy "lob" pass or a low, quick "bullet" pass. These passes are indicated by curves 1 and 2, respectively, in Figure 4-22. (a) The lob pass is thrown with an initial speed of 21.5 m/s and its time of flight is 3.97 s. What is its launch angle?

FIGURE 4-22

(b) The bullet pass is thrown with a launch angle of 25.0°. What is the initial speed of this pass? (c) What is the time of flight of the bullet pass?