Q. Natural radioactivity was discovered by

  • (A) Enrico Fermi
  • (B) Ernest Rutherford
  • (C) Marie Curie
  • (D) Henri Becquerel
✅ Correct Answer: (D) Henri Becquerel

Published by Ram Sharma ⭐ 193.88K Points at 20-Nov-2021 09:07 pm in Physics

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