Excerpt from The Principles Elementary Mechanics The demonstration of the formula for centrifugal force may appear to be unnecessarily lengthy, but I trust that the student will gain a clearer conception of the mode of action of the forces, and be better satisfied with the logic of the demonstration, by following the proof here given, than by certain of the shorter methods. The demonstra tion by some of the latter methods is defective, although the same result is reached by them. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.