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| View Original: | Crookes tube diagram.svg (429x350) | |||
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| Keywords: Crookes tube diagram.svg Diagram of Crookes tube an experimental discharge tube invented by William Crookes around 1875 The power supply applies a voltage of several thousand volts between the two electrodes Electrons cathode rays released from the cathode plate are accelerated down the tube to the left toward the anode and strike the end wall which fluoresces The Maltese cross shaped anode blocks the electrons casting a shadow on the glowing end wall demonstrating that the cathode rays travel in straight lines The electrons eventually make their way to the anode travel up the anode wire through the power supply and back to the cathode Drawing made with Inkscape Schema del tubo di Crookes Zeichnung einer Schattenkreuzröhre nach Bauart der englischen Wikipedia Own 5/3/08 Chris Burks Chetvorno I Chris Burks release this drawing into the public domain for any use whatever Image Crookes tube2 diagram svg shows an alternate circuit using a separate anode electrode where the cross is not connected to the power supply References cite book Per F Dahl 1997 Flash of the Cathode Rays A History of J J Thomson's Electron CRC Press 72 0750304537 Crookes tube | ||||
