Question

4. The mass of a cathode ray particles is ----------​

Answer 1

Cathode rays are deflected by a magnetic field. The rays are deflected away from a negatively charged electrical field and toward a positively charge field. The charge/mass ratio for the electron is 1.8 × 108 Coulombs/gram.

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Answer 2

Answer:

Thomson measured the mass of cathode rays, showing they were made of particles, but were around 1800 times lighter than the lightest atom, hydrogen.