Gurney formulas

Gurney formulas

[′gər·nē ‚fȯr·myə·ləz]
(ordnance)
A series of formulas proposed by R.W. Gurney for determining initial fragment velocity as a function of the type of explosive and the ratio of explosive charge to metal weight; each formula corresponds to a particular shape of container.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.