Millikan, Robert Andrews, Gale, Henry Gordon · Boston : Ginn and Co. · leaf 514
ysicshas done, is doing, and can yet do for the progress of theworld, can anyone be insensible either to its value or to itsfascination ? QUESTIONS AND PROBLEMS 1. Why is it necessary to use a rectifying crystal or. an audion inseries with a telephone i-eceiver to detect electric waves? 2. Explain… … William Conrad RoNtGEN, Munich Discoverer of X rays Antoine Henri Becquerel,Paris Discoverer of radioactivity
Physics
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