Book Description

Excerpt from Nature, Vol. 5: A Weekly Illustrated Journal of Science When I is anything less than half a centimetre the error from thus neglecting gravity is less than 5 per cent. Of P. When I exceeds 5 centimetres the error from neglecting cohesion is less than five per cent. Of the period. It is to he remarked that, while for waves of sufficient length to be insensible to cohesion, the period is proportional to the square-root of the length, for ripples short enough to be insensible to gravity, the period varies in the sesqui plicate ratio of the length. 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.