Question: is the take off speed?
Answer: The speeds needed for takeoff are relative to the motion of the air (indicated airspeed). ... Typical takeoff air speeds for jetliners are in the range of 240–285 km/h (130–154 kn; 149–177 mph). Light aircraft, such as a Cessna 150, take off at around 100 km/h (54 kn; 62 mph).