AN ELEMENTARY TREATISE ON

ALTERNATING CURRENTS

RECENT WORKS ON
ELECTRICITY AND MAGNETISM

ELECTRO-DYNAMICS : the Direct-Current Motor. By

CHARLES ASHLEY CARUS-WILSON, M.A. Cantab. With 71 Diagrams, and a Series of Problems, with Answers. Crown 8vo., 75. 6d. PRACTICAL ELECTRICITY AND MAGNETISM.

By JOHN HENDERSON, D.Sc., F.R.S.E. With 159 Illustrations and Diagrams. Crown 8vo., 6s. 6d. PRELIMINARY PRACTICAL MAGNETISM AND

ELECTRICITY: a Text-book for Organized Science Schools and Elementary Evening Science Schools. By JOHN HENDER

SON, D.Sc., F.R.S.E. Crown 8vo., IS. EXAMPLES IN ELECTRICAL ENGINEERING.

By SAMUEL JOYCE, A.I.E.E. Crown 8vo., 55. ELEMENTARY QUESTIONS IN ELECTRICITY

AND MAGNETISM. With Answers. Compiled by MAGNUS MACLEAN, D.Sc., M.I.E.E., and E. W. MARCHANT,

D.Sc., A.I.E.E. Crown 8vo., IS. PRACTICAL ELECTRICAL TESTING IN PHYSICS AND ELECTRICAL ENGINEERING: being a Course suitable for First and Second Year Students and others. By G. D. ASPINALL PARR, Assoc. M.I.E.E. With 231 Illustra

tions. Crown 8vo. ELECTRICAL ENGINEERING FOR ELECTRIC

LIGHT ARTISANS AND STUDENTS. By W. SLINGO and A. BROOKER. With 371 Illustrations. Crown 8vo., 125.

LONGMANS, GREEN, AND CO.
LONDON, NEW YORK, AND BOMBAY

AN

ELEMENTARY TREATISE

ON

ALTERNATING CURRENTS

BY

W. G. RHODES, M.Sc. (Vict.)

CONSULTING ENGINEER ; MEMBER OF THE INSTITUTION OF ELECTRICAL ENGINEERS;
LATE CHIEF LECTURER IN ELECTRICAL ENGINEERING, ROYAL TECHNICAL INSTITUTE, SALFORD ;

ALSO LATE ASSISTANT IN THE DEPARTMENT OF ELECTRICAL ENGINEERING, CENTRAL
TECHNICAL COLLEGE, LONDON, AND FORMERLY DEMONSTRATOR AND ASSISTANT

LECTURER IN PHYSICS, THE OWENS COLLEGE, MANCHESTER

LONGMANS, GREEN, AND CO.

39 PATERNOSTER ROW, LONDON

NEW YORK AND BOMBAY

1902

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