Which of the Following Statements Is True Regarding Thomson's Cathode

question 140

Multiple Choice

Which of the following statements is true regarding Thomson's cathode ray experiment and the discovery of electrons?

• A)Radioactivity was also discovered.
• B)Magnetic fields deflected cathode rays, but electric fields did not.
• C)Cathode rays were split into two beams by magnetic fields.
• D)The charge of the electron was determined.
• E)The mass-to-charge ratio of the electron was determined.

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