CLINICAL MEDICINE

Detailed explanation-1: -Thomson invented the electron by playing with a tube that was Crookes, or cathode ray. He had shown that the cathode rays were charged negatively.

Detailed explanation-2: -Cathode rays are negatively charged particles because they are attracted to the plate of the cathode ray tube.

Detailed explanation-3: -The word “cathode” was coined in 1834 by William Whewell. It comes from the Greek word kathodos, which means “way down” or “descent” and refers to the setting sun. Michael Faraday had consulted Whewell for name ideas for a paper he was writing on electrolysis.

Detailed explanation-4: -Answer. 256.2k+ views. Hint The cathode is the negative electrode and the anode the positive electrode. Cathode rays are negatively charged particles.