Indicated Airspeed Lift True Airspeed 
Pilot Institute
JULY 11, 2025
Why don’t they use Indicated Airspeed just like the pilots who fly slower aircraft? Key Takeaways Mach number is a dimensionless ratio of true airspeed to local speed of sound. Mach number is simply a ratio of your true airspeed to the local speed of sound. Here’s why. What Is Mach Number?
Flying Magazine
MAY 7, 2025
Naval Academy, approached the problem by setting lift-drag ratio, L/D, as his metric of efficiency. These are indicated, not true, airspeeds.) Again, these are indicated airspeeds. Now, miles per gallon is a function of true airspeed, not indicated airspeed.
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Pilot Institute
NOVEMBER 16, 2024
If you’re aiming to get comfortable with managing both airspeed and altitude in flight, you’ll need to understand the difference between indicated airspeed (IAS) and true airspeed (TAS). Key Takeaways Airspeed and altitude are directly linked to each other throughout different phases of your flight.
Professional Pilot
JULY 7, 2025
However, they underestimated their climb from the lift off point and, with the sluggish rate of climb, the saddle ridge across the departure path suddenly became a dangerous obstacle they might not clear. Every pilot knows that aircraft fly because the forces of lift and thrust balance or exceed the weight and drag countering them.
Plane and Pilot
JULY 10, 2025
Photo: Cayla McLeod Effects We learned in the private pilot course that increasing the density altitude reduces the effectiveness of the propeller, the lift produced by the wings, and the power output of the engine. Up in the flight levels, jets fly at relatively low indicated airspeed and still cruise at 7-8 miles per minute.
Pilot's Life Blog
APRIL 9, 2024
True Airspeed vs Indicated Airspeed VS Equivalent Airspeed Since airspeed indicators use air pressure to measure speed, the indicated airspeed can be less than the actual airspeed at higher altitudes. Why Are Airspeed Indicators Important?
Pilot Institute
MARCH 26, 2025
Key Takeaways Air density affects aircraft performance, including lift, engine power, and propeller effectiveness. These include lift, propeller thrust, and engine combustion. This increased density increases airflow over the wings, generating more lift. The opposite is true for low-pressure weather systems.
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