The first cathode ray tube was made by michael

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Unformatted text preview: ets. The first cathode-ray tube was made by Michael Faraday (1791–1867) about 150 years ago. When he passed electricity through glass tubes from which most of the air had been evacuated, Faraday discovered cathode rays, a type of radiation emitted by the negative terminal, or cathode. The radiation crossed the evacuated tube to the positive terminal, or anode. Later scientists found that cathode rays travel in straight lines and have properties that are independent of the cathode material (that is, whether it is iron, platinum, and...
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This note was uploaded on 11/20/2012 for the course CHEM 1000 taught by Professor Hempstead during the Fall '09 term at York University.

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