and thus get through the ana- the center is kept motionless. On the other hand, it is here lyzer. The speaker then inserted a plate, one half of which gish than in the other; subsequently the waves that follow alternately strained and compressed. This may be illus- this direction are more retarded… … with it, produces extinction; in all thicknesses, on the other As the woolen rag, as shown in the diagram, was.swept over words, on the direction of: the current which surrounds the hand, which correspond to a retardation of an even number magnet. Reversing the current, the red and green reappear,…
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