## An Introduction to the Mathematical Theory of Electricity and Magnetism |

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action alternating current armature battery C. G. S. units called cell centimetre centre circuit coefficient coil component condenser constant copper current flowing current passing cylinder deflexion denote density dimensions disc distribution ductor dy dz dynamo Editor electrical intensity electrical resistance electrodes electrostatic element elementary equal equation equipotential surfaces galvanometer given conductor heat indefinitely small inside Introduction and Notes inverse joules junction length Let us consider lines of force lines of induction M.A. Crown 8vo M.A. Extra fcap M.A. Second Edition magnetic axis magnetic field magnetic induction magnetic intensity measured medium metals needle negative obtained plane pole positive direction produced proportional quantity of electricity quantity of induction quantity of magnetic ratio right angles self-induction shell solenoid solid angle specific inductive capacity sphere stiff covers substance surface of separation surface-density temperature tricity variations of potential velocity W. W. Skeat wire

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Page 4 - ... proportional to the product of their charges and inversely proportional to the square of the distance between them; and this law is valid whether the charges are equal or unequal.

Page 263 - Euclid Revised. Containing the essentials of the Elements of Plane Geometry as given by Euclid in his First Six Books. Edited by RCJ NIXON, MA Third Edition [Crown 8vo, 6s.

Page 255 - Edition. 8vo, 1 2*. 6d. Graphical Statics. Two Treatises on the Graphical Calculus and Reciprocal Figures in Graphical Statics. By the same Author. Translated by T. HUDSON BEARS.

Page 129 - A current of unit intensity is such that when one centimetre length of its circuit is bent into an arc of one centimetre radius, it exerts a force of one dyne on a unit magnetic pole placed at its center.

Page 54 - An electric image is an electrified point, or system of points, on one side of a surface, which would produce on the other side of that surface the tame electrical action which the actual electrification of that turface really does produce.

Page v - This book has been written with the object of supplying an Introduction to the Mathematical Treatment of Electricity and Magnetism. ... It is complete in itself, and may be read without previous knowledge of the subject. Purely experimental parts of the subject, requiring no special mathematical treatment, have been entirely omitted.

Page 73 - Magnetic Potential. The potential at any point of a magnetic field is the work which would be done by the magnetic forces of the field upon a positive unit of magnetism as it moves from that point to an infinite distance.

Page 173 - JJenz's law, which is as follows : When a conductor is moving in a magnetic field, a current is induced in the conductor in such a direction as to oppose, by its mechanical action, the motion to which the induced current is due. Another way of stating...

Page 255 - Maxwell. A Treatise on Electricity and Magnetism. By J. CLERK MAXWELL, MA Third Edition, 2 vols. 8vo, 1l. l2s. An Elementary Treatise on Electricity. Edited by WILLIAM GARNETT, MA 8vo, 7*.