You look directly overhead and see a plane exactly 1
vy ql8ke .wt.pb 28zm*.5 km above the ground flying faster than the speed of sound. By the time you he
.ezq.kw2mvtyl *88 bp ar the sonic boom, the plane has traveled a horizontal distance of 2.0 km. See Fig. 12–34. Determine
(a) the angle of the shock cone, $\theta$
$^{\circ} $
(b) the speed of the plane (the Mach number). Assume the speed of sound is 330 m/s