The condition of apparent weightlessness can be created momentarily when a plane flies over the top of a vertical circle. At a speed of 900 kmh−1 , the radius of the vertical circle that the pilot must use is

The condition of apparent weightlessness can be created momentarily when a plane flies over the top of a vertical circle. At a speed of 900 kmh−1 , the radius of the vertical circle that the pilot must use is

Question: The condition of apparent weightlessness can be created momentarily when a plane flies over the top of a vertical circle. At a speed of 900 kmh−1 , the radius of the vertical circle that the pilot must use is