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Sticky Note
Positron was discovered by _____?
کے ذریعہ پوزیٹرون دریافت ہوا؟ ______
  1. Bohr
  2. Chadwick
  3. Anderson
  4. None of these
Explanation
  • Carl D. Anderson discovered the positron (antiparticle of the electron) in 1932 while studying cosmic rays.
  • He observed it using a cloud chamber and confirmed it was a particle with the same mass as an electron but with a positive charge.

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