ATPL: The Mach number:
Domanda 156, Principles of Flight - ATPL - Airline Transport Pilot license
| Is the ratio between the TAS of the aeroplane and the speed of sound at sea level. |
| Is the ratio between the IAS of the aeroplane and the local speed of sound. |
| Is the ratio between the TAS of the aeroplane and the local speed of sound. |
| Increases at a given TAS, when the temperature rises. |
