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Question

Which scientist discovered the anode rays?


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Solution

Anode ray

  • An anode ray, also known as a positive ray or canal ray
  • It is a positive ion beam produced by specific types of gas-discharge tubes.

Discovery of anode rays

  • Eugen Goldstein discovered anode rays.
  • Eugen Goldstein, a German physicist, changed the discharge tube by passing an electric current across it.
  • He observed that the anode in the discharge tube released positively charged rays.
  • The canal ray experiment is the name given to the experiment he carried out. Canal rays were the name given to these rays.
  • Goldstein did his own discharge tube studies and gave the light emissions studied by others the term cathode rays.

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