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Flight Test Files: The Douglas D-558-2 Skyrocket – Chasing Mach 2

Vintage Aviation News

D-558-2 Skyrocket take off using JATO assist in 1949 NACA engineers improved the rockets performance by adding nozzle extensions to its combustion chambers, reducing exhaust interference with the rudders and increasing thrust at altitude. They also chilled the alcohol fuel and waxed the aircrafts fuselage to reduce drag for a record attempt.

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Mach Number Explained: What It Is and Why Pilots Use It

Pilot Institute

The tailplane (horizontal stabilizer) at high Mach can also develop shocks or experience disturbed airflow from the wings. How Pilots Use Mach Number in Flight Operations Flight Planning and Mach Techniques Every aircraft has an optimum cruise speed that gives it the best fuel mileage. on dry thrust alone.

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