Alternating Currents: An Analytical and Graphical Treatment for Students and Engineers

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Page 19 - Every body continues in its state of rest or of uniform motion in a straight line, except in so far as it may be compelled by impressed forces to change that state.
Page 21 - It was shown, in connection with the study of the theory of the dynamo, that whenever a conductor is moved in a magnetic field so as to cut lines of force, an EMF is induced in the conductor.
Page 59 - The work done in moving any body against a uniform force is equal to the product of the force and the distance through which the body is moved against that force. The force between the electrical charges q and q
Page 168 - Since the square of any polynomial is equal to the sum of the squares of each term separately plus twice the product of each term by every other term...
Page 315 - The Electrical World. An Illustrated Weekly Review of Current Progress in Electricity and its Practical Applications. Annual subscription $3-o° The Electric Railway Gazette.
Page 53 - E. 6 is the angle by which the current lags behind the impressed EMF...
Page 31 - The radius of the circle is called the amplitude of the motion, and is designated by a.
Page 30 - OF RESULTS In this paper the following results have been obtained. (i) It has been shown how the perturbation series for the many-body problem may be expressed as a sum of terms each of which is associated with a certain diagram. (ii) This has been reduced to a series of terms (linked-cluster expansion) corresponding to linked diagrams. (iii) A series has been obtained for the energy shift AE due to the interaction, each term of which is associated with a certain 'vacuum
Page 19 - Every particle of matter in the universe attracts every other particle with a force that varies inversely as the square of the distance between them and directly as the product of their masses.
Page 64 - o, A, and d are constants for a given capacitor, the capacitance is a constant independent of the charge on the capacitor, and is directly proportional to the area of the plates and inversely proportional to their separation.

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