Pulling Out of a Dive, the Pilot of an Airplane

Multiple Choice

Pulling out of a dive, the pilot of an airplane guides his plane into a vertical circle with a radius of 600 m. At the bottom of the dive, the speed of the airplane is 150 m/s. What is the apparent weight of the 70.0-kg pilot at that point?

A) 3310 N
B) 686 N
C) 2630 N
D) 489 N
E) 1370 N