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What is the flight in the region of normal command mean?
Flight in the region of normal command means that while holding a constant altitude, a higher airspeed requires a higher power setting and a lower airspeed requires a lower power setting. The majority of aircraft flying (climb, cruise, and maneuvers) is conducted in the region of normal command.
What happens when flying at the back side of the power curve?
It is important to note that when flying on the backside of the power curve, as the AOA increases toward the critical AOA and the airplane’s speed continues to decrease, small changes in the pitch control result in disproportionally large changes in induced drag and therefore changes in airspeed.
What is the backside of the power curve?
A segment of the curve located left of this point, called the back side of the power curve (i.e., where induced drag requires more power to fly at a slower steady-state airspeed than the power required to maintain a faster airspeed on the front side of the power curve).
What is the point of slow flight?
The objective of maneuvering in slow flight is to understand the flight characteristics and how the airplane’s flight controls feel near its aerodynamic buffet or stall-warning. It also helps to develop the pilot’s recognition of how the airplane feels, sounds, and looks when a stall is impending.
What is rate of climb in aircraft?
Climbing at VX allows pilots to maximize altitude gain per horizontal distance. This occurs at the speed for which the difference between thrust and drag is the greatest (maximum excess thrust). In a jet airplane, this is approximately minimum drag speed, occurring at the bottom of the drag vs. speed curve.
What is the power curve aviation?
Every airplane has a power curve. And every power curve has a backside. It’s an area of the performance envelope in which induced drag rises dramatically, necessitating considerably more power to maintain a given airspeed and altitude.
Why do we need more power in slow flight?
In order to fly level at lower than normal airspeed, a higher than normal nose attitude is required, and once at that attitude, a small increase in power is needed to maintain the desired altitude (see Figure 1).
Is slow flight behind the power curve?
How Slow Flight And Cruise Flight Differ. Flying at this speed means that you are on the back side of the power curve, also known as the “region of reversed command.” In normal cruise flight, you pitch the aircraft to maintain altitude, and power the aircraft to maintain airspeed.
What is the power curve?
The power curve in aerodynamics, a characteristic curve of drag vs. airspeed for airfoils. A power law graph in statistics. The relationship between statistical power and effect size (or sometimes, between statistical power and sample size).