What is meant by airspeed? – McqOptions

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1.	What is meant by airspeed?
A.	The relative velocity between the aircraft and the air mass in which the aircraft is flying
B.	The ratio of velocity between the aircraft and the air mass in which the aircraft is flying
C.	The relative acceleration between the aircraft and the air mass in which the aircraft is flying
D.	The ratio of velocity between the aircraft and the ground in which the aircraft is flying
Answer» B. The ratio of velocity between the aircraft and the air mass in which the aircraft is flying

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