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Physical World — Physics STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 SciencePhysicsPhysical World1 Mark
MCQ
Who discovered cosmic radiations?
  • A
    Curie.
  • B
    Hubble.
  • ✓
    $\text{P.M.S}$. Blackett.
  • D
    Maxwell.
✓

Answer

Correct option: C.
$\text{P.M.S}$. Blackett.

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