phugoid oscillation meaning in Hindi

Examples

1. The aircraft began to exhibit phugoid oscillations, but the crew countered them and maintained a controlled descent of about.
2. To damp the phugoid oscillation naturally, the planes are designed with high drag which reduces flight performance and flying time.
3. The 2003 crash of the Helios solar powered aircraft was precipitated by reacting to an inappropriately diagnosed phugoid oscillation which ultimately resulted in the aircraft structure exceeding design loads.
4. The seed moves through the air like a butterfly in flight-it gains height, stalls, dips and accelerates, once again producing lift, a process termed phugoid oscillation.
5. In the 1975 Tan Son Nhut C-5 accident, USAF C-5 68-0218 with flight controls damaged by failure of the rear cargo / pressure door, encountered phugoid oscillations while the crew was attempting a return to base, and crash-landed in a rice paddy adjacent to the airport.