An Absolute Determination of the Ampere (Classic Reprint)

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Excerpt from An Absolute Determination of the AmpereA determination of the absolute value of the international ampere as maintained at the Bureau of Standards has been completed. The method was that used by Rosa, Dorsey, and Miller in 1911, and a large part of their apparatus was employed. This investigation was under taken to ascertain whether there had been an important change in the unit of current since 1911, and to determine the amount by which the present international unit of current differs from the absolute unit. The determination has been carried through with the idea of Obtain ing a reliable result at as early a date as possible.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis 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.