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QAIPMT-2003-Ph-2738: NEET 2003 Physics - Class 12 AIPMT-2003-Ph-2738 Solution: J.J. Thomson's cathode-ray tube experiment demonstrated that
J.J. Thomson's cathode-ray tube experiment demonstrated that
Multiple Choice Options
- A cathode rays are streams of negatively charged ions
- B all the mass of an atom is essentially in the nucleus
- C the e/m of electrons is much greater than the e/m of protons
- D the e/m ratio of the cathode-ray particles changes when a different gas is placed in the discharge tube
Step-by-Step Verified Solution
( e m ) p r o t o n = 1 1837 ( e m ) e l e c t r o n
_ ( e m ) p r o t o n _ ( e m ) e l e c t r o n