Philosophical instructor, or, Webster's elements of natural philosophy : subdivided into principles and illustrations ; intended for academies, medical schools, and the popular class-room (1824)
Eaton, Amos, 1776-1842, Webster, John, fl. 1804-1824 · Albany : Printed by Websters and Skinners ... · leaf 89
and g h be of equallengths, and have the same tension or weight at n ;but if one be double the thickness of the other, thetime and number of vibrations in the smaller stringwill be douide those in the thicker. Or, when the strings are of equal length and thick-ness, but of different tension, the… … MUSICAL SOUNDS. #7 In wind instruments, the vibrations or pulses willbe in proportion to the length and width of the tuberthat compresses it. Illustration. As the sound in wind instruments isproduced by the elasticity of compressed air, the vi-brations are longest where there is most room ;…
Physics
Internet Archive · Medical Heritage Library · Public Domain Mark 1.0. Free to use for anything.
![An illustration from Examen dv livre des Recreations mathematiqves, & de ses problemes en geometrie mechanique, optique & catoptrique [du J. Leurechon] Où sont aussi discutées & restabiles plusieurs experiences physiques y proposées (1639)](https://img.insideoutlibrary.com/img/200/ia-examendvlivredes00mydo-200-34.webp)
