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  2. Boeing KC-135 Stratotanker - Wikipedia

    en.wikipedia.org/wiki/Boeing_KC-135_Stratotanker

    The then Secretary of Defense Rumsfeld stated that that move would in no way impair the Air Force's ability to deliver the mission of the KC-767, which would be accomplished by implementing continuing upgrades to the KC-135 and KC-10 Extender fleet. In January 2007, the U.S. Air Force launched the KC-X program with a request for proposal (RFP).

  3. Convair F-106 Delta Dart - Wikipedia

    en.wikipedia.org/wiki/Convair_F-106_Delta_Dart

    August 1988 (ANG); 1998 (NASA) Developed from. Convair F-102 Delta Dagger. The Convair F-106 Delta Dart is an all-weather interceptor aircraft designed and produced by the American aircraft manufacturer Convair. The F-106 was designed in response to the 1954 interceptor program. Envisioned as an imagined "Ultimate Interceptor", it was a ...

  4. Stability derivatives - Wikipedia

    en.wikipedia.org/wiki/Stability_derivatives

    Air vehicles use a coordinate system of axes to help name important parameters used in the analysis of stability. All the axes run through the center of gravity (called the "CG"): "X" or "x" axis runs from back to front along the body, called the Roll Axis. "Y" or "y" axis runs left to right along the wing, called the Pitch Axis.

  5. Lifting condensation level - Wikipedia

    en.wikipedia.org/wiki/Lifting_condensation_level

    The lifting condensation level or lifted condensation level (LCL) is the height at which the relative humidity (RH) of an air parcel will reach 100% with respect to liquid water when it is cooled by dry adiabatic lifting. The RH of air increases when it is cooled, since the amount of water vapor in the air (i.e. its specific humidity) remains ...

  6. Useful conversions and formulas for air dispersion modeling

    en.wikipedia.org/wiki/Useful_conversions_and...

    Wind speed conversion factors. Meteorological data includes wind speeds which may be expressed as statute miles per hour, knots, or meters per second. Here are the conversion factors for those various expressions of wind speed: 1 m/s = 2.237 statute mile/h = 1.944 knots. 1 knot = 1.151 statute mile/h = 0.514 m/s.

  7. List of active United States Air Force aircraft - Wikipedia

    en.wikipedia.org/wiki/List_of_active_United...

    F-22A. 187. F-35 Lightning II. United States. stealth multirole. F-35A. 1,372 (Maximum number of aircraft planned for deployment) As of January 2024, 363 aircraft have been deployed, of which 129 are being used for conversion training.The remaining 1009 aircraft are on order. F-16 Fighting Falcon.

  8. Gas constant - Wikipedia

    en.wikipedia.org/wiki/Gas_constant

    The molar gas constant (also known as the gas constant, universal gas constant, or ideal gas constant) is denoted by the symbol R or R. It is the molar equivalent to the Boltzmann constant, expressed in units of energy per temperature increment per amount of substance, rather than energy per temperature increment per particle.

  9. Heat capacity ratio - Wikipedia

    en.wikipedia.org/wiki/Heat_capacity_ratio

    1.365. In thermal physics and thermodynamics, the heat capacity ratio, also known as the adiabatic index, the ratio of specific heats, or Laplace's coefficient, is the ratio of the heat capacity at constant pressure (CP) to heat capacity at constant volume (CV). It is sometimes also known as the isentropic expansion factor and is denoted by γ ...