ballistic pendulum

American  

noun

Physics.

1. a device consisting of a large mass hung from a horizontal bar by two rods, used to measure the velocity of an object, as a bullet, by retaining the object upon impact, its velocity being a function of the displacement of the mass.

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Etymology

Origin of ballistic pendulum

First recorded in 1770–80

Example Sentences

See Examples For:

ballistic pendulum

Ballistic Pendulum.—The disruptive force of explosives, as tested by the ballistic pendulum, is measured by the amount of oscillation.

From Transactions of the American Society of Civil Engineers, vol. LXX, Dec. 1910 Federal Investigations of Mine Accidents, Structural Materials and Fuels. Paper No. 1171 by Wilson, Herbert M.

The disruptive force of explosives is determined in three ways, namely, by the ballistic pendulum, by the Bichel pressure gauge, and by Trauzl lead blocks.

From Transactions of the American Society of Civil Engineers, vol. LXX, Dec. 1910 Federal Investigations of Mine Accidents, Structural Materials and Fuels. Paper No. 1171 by Wilson, Herbert M.

In sharp contrast here the principle of conservation of momentum may be brought in by ballistic pendulum experiments involving elastic and inelastic impacts.

From College Teaching Studies in Methods of Teaching in the College by Klapper, Paul

Samples of all explosives used in the testing gallery, ballistic pendulum, pressure gauge, and other testing apparatus, are here subjected to chemical analysis in order to determine the component materials and their exact percentages.

From Transactions of the American Society of Civil Engineers, vol. LXX, Dec. 1910 Federal Investigations of Mine Accidents, Structural Materials and Fuels. Paper No. 1171 by Wilson, Herbert M.

A modification of the ballistic pendulum was also employed by W.E.

From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 3 "Chitral" to "Cincinnati" by Various