Question

what are Canal rays

Answer 1

canal ray is a beam of positive ions that is created by certain types of gas discharge tubes.

Answer 2

Canal rays are positively charged radiations consisting of particles which have a charge equal in magnitude but opposite in sign to that of the electron. In other words, they are a beam of positive ions that is created by certain types of gas discharge tubes. The mass of a canal ray particle is 2000 times as that of the electron. This particle is known as proton.