inertia yawing moment

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• inertia coupling — A form of instability that manifests itself during maneuvers, especially in the pitching and yawing motions. It is particularly common during rolling at very rapid rates and high g rolling pullouts either at very low indicated air speeds or at… …   Aviation dictionary

• moment — the resultant of a system of forces causing rotation without translation. A moment can be expressed as a couple moment of inertia aligning moment bending moment overturning moment pitching moment rolling moment rolling resistance moment tire… …   Mechanics glossary

• Flight dynamics — is the science of air and space vehicle orientation and control in three dimensions. The three critical flight dynamics parameters are the angles of rotation in three dimensions about the vehicle s center of mass, known as pitch , roll and yaw… …   Wikipedia

• Stability derivatives — are a means of linearising the equations of motion of an atmospheric flight vehicle so that conventional control engineering methods may be applied to assess their stability.The dynamics of atmospheric flight vehicles is potentially very… …   Wikipedia

• Directional stability — is stability of a moving body or vehicle about an axis which is perpendicular to its direction of motion. Stability of a vehicle concerns itself with the tendency of a vehicle to return to its original direction in relation to the oncoming medium …   Wikipedia

• Aileron — For the band, see The Ailerons …   Wikipedia

• Stall (flight) — For other uses, see stall. In fluid dynamics, a stall is a reduction in the lift coefficient generated by a foil as angle of attack increases. This occurs when the critical angle of attack of the foil is exceeded. The critical angle of attack is… …   Wikipedia

• Aircraft dynamic modes — Source: Flight dynamicsThe dynamic stability of a vehicle denotes the complete study of the motion occurring after the vehicle has been disturbed. If the aircraft returns to equilibrium without overshoot, the motion is a simple subsidence. If the …   Wikipedia

• Wind turbine design — An example of a wind turbine, this 3 bladed turbine is the classic design of modern wind turbines Wind turbines History Design …   Wikipedia

• B/A ratio — The ratio that determines the spinning characteristics of an aircraft. The mass of an aircraft can be distributed about its three axes (i.e., longitudinal, lateral, and vertical). The distribution of mass about the longitudinal axis determines… …   Aviation dictionary