THIS is a revised and enlarged version of the author's Laboratory Manual published in 1913. In addition to some fifteen new experiments, introductory paragraphs have been prefixed to each experiment ...

THIS is the third part of a course of practical physics, the two previous ones dealing with heat and general physics. A fourth part, on electricity and magnetism, will complete the work. The optical ...

Editor's Note: This article was provided by The Conversation UK. The original is here. There are not many professions where people routinely ask you to justify your work, but theoretical physics is ...