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Show H Listening to Eleetrle Current. H An Interesting electrical experiment, H Illustrating the fact that .sound tccom- B panics tho passage of electricity H through the body, can be shown In the H following manner: Let two persons H each hold an electrode from a small B magneto or shocking coll. Let one per- J eon, with his free hand, tou6h tho.other K person behind and Just below the ear. HJ A buzzing sound, otherwise Inaudible, Hi can be heard. The tono of the sound HJ depends upon the number of Interrupt Hi tlons of the current. Popular Science J Monthly. |