Question

What are canal rays?

Answer 1

Canal rays or anode rays are the positively charged rays that originate from anode and flow towards cathode in a specially discharged tube that contains a porous cathode.

The Canal rays was first observed by E Goldstein.
The sub atomic particle that constitutes the canal rays are protons.

Answer 2

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• An anode ray is a beam of positive ions that is created by certain types of gas-discharge tubes. They were first observed in Crookes tubes during experiments by the German scientist Eugen Goldstein, in 1886. Later work on anode rays by Wilhelm Wien and J. J. Thomson led to the development of mass spectrometry