Hellow guys, Welcome to my website, and you are watching Subsonic Airflow - Principles of Flight #2 | Technical General DGCA CPL Exam Ground Classes Online. and this vIdeo is uploaded by Learn Aviation with Sobin at 2021-04-27T21:30:04-07:00. We are pramote this video only for entertainment and educational perpose only. So, I hop you like our website.