Arturo O. answered 04/10/18
Experienced Physics Teacher for Physics Tutoring
The number of g's on the pilot in the radial direction is (v2/r)/g.
v = 120 m/s
T = 12 s
g = 9.8 m/s2
2πr/T = v ⇒
r = vT/(2π)
Plug in v and T, and get r. Then plug v, r, and g into (v2/r)/g to get the number of g's in the radial direction.