Q. Cathode rays were discovered by

  • (A) Rutherford
  • (B) Dirac
  • (C) J. J. Thomson
  • (D) Lord Kelvin
✅ Correct Answer: (C) J. J. Thomson

Published by Mr. Dubey ⭐ 111.42K Points at 27-Oct-2021 02:13 pm in Physics

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