A Jet plane traveling 1800 km/h (500 m/s) pulls out of a dive by moving in an arc of radius

Question

6.00 km. What is the plane’s acceleration in g’s?

Answer 1

acceleration=v^2/r units in m/s, m

Answer 2

then, once you have acc in m/s^2, divide by 9.8m/s to get g's