What are the different colored coded markings on the airspeed indicator?
What are the different colored coded markings on the airspeed indicator? These different colors indicate different ranges. This white arc indicates our flaps operating range, this green arc identifies a normal operating range, this yellow arc represents a sort of caution or smooth air only range, and then the red line indicates our maximum speed that we can go in this aircraft.
What are the six indicators of aircraft?
All airplanes have six basic instruments: airspeed indicator, attitude indicator, altimeter, turn coordinator, heading indicator, and vertical speed indicator.