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" P,PAB (fig. 21) be the trajectory of a given shot, on the supposition that the resistance of the air varies as the cube of the velocity. "
Tables of Remaining Velocity, Time of Flight, and Energy of Various ... - Page 134
de Francis Bashforth - 1873 - 48 pages
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A Mathematical Treatise on the Motion of Projectiles: Founded Chiefly on the ...

Francis Bashforth - 1873 - 202 pages
...21) be the trajectory of a given shot, on the supposition that the resistance of the air varies as л the cube of the velocity. If now the given shot be...is inclined to the horizontal line PN at an angle ф, with the velocity v¿,, it will describe the path PAB, if Vф be determined from the equation As...
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Principles of Gunnery: Rifled Ordnance

Joseph Sladen - 1879 - 115 pages
...spherical or elongated, sions." varies exactly as the square of the diameter of the projectile ; also that the resistance of the air varies as the cube of the velocity only for velocities between 1100 f,s. and 1350 /.«. * Vide Beport of the Committec of Reference (p....
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Text Book of Gunnery, 1887

George Mackinlay - 1887 - 342 pages
...different instruments."* This latter plan had previously been adopted. It is found as a first approximation that the resistance of the air varies as the cube of the velocity ; this is nearly true for a certain range of velocity (but not generally) ; the exact amount of the...
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The American Journal of Science, Volume 195

1918
...small angles of elevation are brought to light. To simplify the analytical processes Bashforth assumed that the resistance of the air varies as the cube of the velocity of the projectile. It is shown in the present paper that this relation is unsatisfactory because, in...
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ELEMENTARY FUNCTIONS AND APPLICATIONS

ARTHUR SULLIVAN GALE, CHARLES WILLIAM WATKEYS - 1920
...Section 30. tions of mathematics. Thus for bodies moving with velocities near that of a rifle ball, the resistance of the air varies as the cube of the velocity. The intensity of light varies inversely as the square of the distance from the source of light, etc....
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