NET BOOK.-This book is supplied to the Trade on terms which will not allow of Discount to the Public.

CHARLES GRIFFIN & COMPANY, LTD.

A

TEXT-BOOK OF PHYSICS.

SOUND.

By Professors J. H. POYNTING and Sir J. J. THOMSON.

In Five Volumes. Large 8vo. Sold separately.

A TEXT-BOOK OF PHYSICS.

PROPERTIES OF MATTER.

CONTENTS.-Gravitation.-The Acceleration of Gravity.-Elasticity.-Stresses and

Strains. Torsion.-Bending of Rods.-Spiral Springs.-Collision.-Compressibility of

Liquids.-Pressures and Volumes of Gases.-Thermal Effects Accompanying_Strain.-

Capillarity.-Surface Tension.-Laplace's Theory of Capillarity.-Diffusion of Liquids.-

Diffusion of Gases.-Viscosity of Liquids.-INDEX.

"It would be difficult for the student to find an equally concise and clear account

of the theory and the experimental methods IN ANY OTHER BOOK AT PRESENT ACCES-

SIBLE."-Nature.

"The Authors HAVE SUPPLIED A REAL NEED; there is no other English work in

which a student may find a modern and concise account of such topics."-Athenæum.

VOLUME II.

SIXTH EDITION. Fully Illustrated. Price 88. 6d.

SOUND.

CONTENTS.-The Nature of Sound and its Chief Characteristics.-The Velocity of

Sound in Air and other Media. -Reflection and Refraction of Sound.-Frequency and

Pitch of Notes.-Resonance and Forced Oscillations. -Analysis of Vibrations.-The

Transverse Vibrations of Stretched Strings or Wires.-Pipes and other Air Cavities.—

Rods. Plates.-Membranes.-Vibrations maintained by Heat.-Sensitive Flames and

Jets.-Musical Sand.-The Superposition of Waves.-INDEX.

"The work ... may be recommended to any one desirous of possessing an EASY

UP-TO-DATE STANDARD TREATISE on Acoustics."-Literature.

"Very clearly written.

...

The names of the authors are a guarantee of the

SCIENTIFIC ACCURACY and UP-TO-DATE CHARACTER of the work.-Educational Times.

VOLUME III. FOURTH EDITION, Revised. Fully Illustrated.

HEAT.

15s.

CONTENTS.Temperature. Expansion of Solids. -Liquids.-Gases. -Circulation

and Convection.-Quantity of Heat; Specific Heat.-Conductivity. Forms of Energy;

Conservation; Mechanical Equivalent of Heat.-The Kinetic Theory.-Change of State;

Liquid Vapour.-Critical Points.-Solids and Liquids. -Atmospheric Conditions.-

Radiation.-Theory of Exchanges. -Radiation and Temperature.-Thermodynamics.

Isothermal and Adiabatic Changes.-Thermodynamics of Changes of State, and Solu-

tions.-Thermodynamics of Radiation.-INDEX.

"Well up-to-date, and extremely clear and exact throughout, as complete as it would

be possible to make such a text-book."-Nature.

NEARLY READY. In Two Volumes.

Uniform with the above-

ELECTRICITY AND MAGNETISM.

ALSO IN PREPARATION-

LIGHT.

LONDON: CHARLES GRIFFIN & CO., LTD., EXETER STREET, STRAND.

A

TEXT-BOOK OF PHYSICS.

BY

J. H. POYNTING, Sc.D., F.R.S.;

HON. SC.D., VICTORIA UNIVERSITY;

LATE FELLOW OF TRINITY COLLEGE, CAMBRIDGE; MASON PROFESSOR
OF PHYSICS IN THE UNIVERSITY OF BIRMINGHAM.

AND

SIR J. J. THOMSON, O.M., M.A., F.R.S.,
FELLOW OF TRINITY COLLEGE, CAMBRIDGE; CAVENDISH PROFESSOR OF EXPERI-
MENTAL PHYSICS IN THE UNIVERSITY OF CAMBRIDGE; PROFESSOR

OF NATURAL PHILOSOPHY AT THE ROYAL INSTITUTION.

SOUND.

WITH 85 ILLUSTRATIONS.

SIXTH EDITION, CAREFULLY REVISED.

LONDON:

CHARLES GRIFFIN AND COMPANY, Limited;

EXETER STREET, STRAND.

1913.

[All rights reserved.]