Publication Date:
2019-07-11
Description:
The results of free-flight drag tests of 40-millimeter shells conducted by the National Advisory Committee for Aeronautics for the Ballistic Research Laboratories, Ordnance Department, U. S. Army, are presented. A drag reduction at supersonic speeds of approximately 20 percent of the projectile's drag was obtained by combustion in the wake of the projectile in flight.
Keywords:
Aerodynamics
Type:
NACA-RM-SL53D01A
Format:
application/pdf