projectile


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projectile

[prə′jek·təl]
(aerospace engineering)
Any object, especially a missile, that is fired, thrown, launched, or otherwise projected.
Originally, an object, such as a bullet or artillery shell, projected by an applied external force.
References in periodicals archive ?
After 17:30 in the afternoon, the President of the Senate, Jaime Quintana , confirmed that although it was a marble, this does not less serious the fact of launching a projectile at that speed and with a trajectory aimed at a window, which could have caused a lot of damage to the staff there.
Recent radar work with twist rates and projectile long-range performance have led to a new understanding of projectile performance and twist rates.
The basic RWT could be calculated by subtracting the projectile outer radius from the cavity inner radius.
However, it is not a "firearm," because it uses air pressure rather than combustion to propel a tiny round projectile. Seems pretty straightforward.
Since the spinning speeds of the forebody and the afterbody of a dual-spinning projectile are different in the direction of the axis of the projectile, one degree of freedom (DOF) is added to the six-DOF rigid body dynamic model, which is used as a basis.
The proposed modification allows simpler implementation of projectile direction estimator.
A 1mm diameter projectile was modeled as it was made of unalloyed aluminum Al1100-H12 and had a velocity of 7 km/s.
where [bar.[[sigma].sub.NN]] is the average energy dependent free space nucleon-nucleon (NN) cross section and it is taken from the average of [[sigma].sub.nn] and [[sigma].sub.np] x [[rho].sub.P] and [[rho].sub.T] are defined as the nuclear density of the projectile and target nuclei.
where [alpha], [beta], and [gamma] are positive constants and [??] denotes the projectile penetration velocity at time t.
Projectile. In the experiments, a 0.684 m-length, 0.125 m-diameter, and 18.29 kg weight truncated-ogival-nosed projectile was designed and it had six empennages to control the flight stability.
(1) Although rare, lead toxicity has long been recognized as an important complication of gunshot wounds, particularly in the case of intra-articular projectile involvement.
Another projectile hit the roof of a two-storey building, Anadolu reported.