A first course in physics

A first course in physics

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mm Ar DEMONSTRATION PROJECT 46 Topic Problems: To make a study of conditions for the liberation of electrical energy as a result of chemical action. ... 24); dry cells; electric bell; electromagnet; simple voltaic cell, with extra strips of copper and zinc; sulphuric acid; sandpaper; ... By reference to the diagram, explain (a) why the hammer goes to the electromagnet, and then back away from it; (b) how, anbsp;...

Title:A first course in physics
Author:Herbert Brownell
Publisher: - 1929


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