X-rays were discovered by:: (A) Madam Curie, (B) Henry Becquerel, (C) William Roentgen, (D) Chadwick
Answer is C. Ans: c (William Roentgen)X-rays were discovered by RoentgenHistorical aspect: Discovery of:J.J Thompson-ElectronsW.K Roentgen-X-rays in 1895Henry Bequeral-Radioactivity in 1896Madam Marie curie-Radioactive substance radium, uraniumRutherford-NucleusChadwick-NeutronMaxwell-Electromagnetic waves