In order to simulate weightlessness for astronauts in

Last updated: 7/10/2022

In order to simulate weightlessness for astronauts in training, they are flown in a vertical circle. If the passengers are to experience weightlessness, how fast should an airplane be moving at the top of a vertical circle with a radius of 2.5 km? A. 79 m/s B. 510 m/s C. 260 m/s D. 310 m/s E. 160 m/s