Question

$JJ$ Thomson's cathode ray experiment demonstrated that,

• A. cathode rays are stream of ions
• B. all the mass of an atom is situated in the nucleus
• C. the $e/m$ of electrons is greater than the $e/m$ of protons
• D. the $e/m$ ratio of the cathode ray particles change when a different gas is placed in the cathode rays

Answer 1

Answer: (C)

Correct answer is (c) the $e/m$ of electrons is greater than the $e/m$ of protons