Henderson, C. Hanford (Charles Hanford), 1861-1941, Woodhull, John F. (John Francis), 1857-1941 · New York, D. Appleton and company · leaf 280
Battery Fig. 167.—Electric motor. … Fig Battery ~^^ 168.—Electric motor. be used to make a wheel go around. This device is usedfor many purposes, and might be called a motor; but Fig.18 258 PHYSICS 168 will explain in a very general way the principle usuallyemployed in electric motors. Suppose an electric currentpasses around the…
Physics
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